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Beetles

Order Coleoptera

The largest order of insects, comprising about 25% of all known animal species. Beetles are found in nearly every habitat and are distinguished by their hardened forewings called elytra.

Species in this Order (444)

Scarabaeidae

Actaeon Beetle

Megasoma actaeon

Contender for the worlds heaviest beetle — a male larva bred in Japan weighed 228 grams, about the w...

50-135 mm
Scarabaeidae

African Fruit Beetle

Pachnoda sinuata

A common yellow and brown flower beetle frequently seen on ripe fruit. It is a familiar garden visit...

18-25 mm
Scarabaeidae

African Goliath Beetle

Goliathus cacicus

A large cetoniine beetle with cream and dark brown patterning across its wing cases. It is found in ...

50-90 mm
Buprestidae

African Jewel Beetle

Sternocera orissa

A large metallic green and gold jewel beetle with textured elytra. Adults are found on acacia and ot...

30-50 mm
Lycidae

African Net-winged Beetle

Lycus trabeatus

A brightly orange-red beetle with distinctive net-like wing venation and broad expanded elytra. It i...

15-30 mm
Scarabaeidae

African Rhinoceros Beetle

Oryctes boas

A large dark brown dynastine beetle with a prominent recurved horn on the male's head. Larvae develo...

35-55 mm
Lucanidae

African Stag Beetle

Prosopocoilus savagei

A dark reddish-brown stag beetle with impressive mandibles in males. It inhabits forests where larva...

35-65 mm
Cicindelidae

African Tiger Beetle

Manticora latipennis

The world's largest tiger beetle, a fierce predator with massive jaws. It is flightless and hunts on...

40-65 mm
Cerambycidae Vulnerable

Alpine Longhorn Beetle

Rosalia alpina

A strikingly beautiful blue-grey beetle with black spots, listed on multiple European conservation d...

15-40 mm
Curculionidae Not Evaluated

Amazonian Bark Beetle

Xyleborus ferrugineus

A tiny cylindrical bark beetle that bores into tropical hardwoods to cultivate fungal gardens. It is...

2-3 mm
Carabidae Not Evaluated

Amazonian Ground Beetle

Agra sasquatch

A slender, elongated carabid beetle with an unusually hairy body for its genus. It was described fro...

12-18 mm
Lycidae Not Evaluated

Amazonian Net-Winged Beetle

Calopteron brasiliense

A soft-bodied beetle with broad, fan-shaped elytra featuring a net-like venation pattern. Its bright...

10-20 mm
Scarabaeidae Not Evaluated

Amazonian Scarab

Phanaeus chalcomelas

A strikingly colorful dung beetle with metallic green, copper, and blue hues. Males have a prominent...

15-25 mm
Lucanidae Not Evaluated

Amazonian Stag Beetle

Sphaenognathus feisthameli

A striking metallic green stag beetle from South American cloud forests. Males have elongated mandib...

25-55 mm
Silphidae Threatened

American Burying Beetle

Nicrophorus americanus

The largest carrion beetle in North America, once widespread but now reduced to less than 10% of its...

25-35 mm
Oedemeridae

American False Blister Beetle

Oxacis taeniata

A small, elongate pale beetle with dark longitudinal stripes found in eastern North America. Adults ...

6-10 mm
Scarabaeidae Not Evaluated

Anax Elephant Beetle

Megasoma anubis

A robust scarab beetle found in Amazonian forests with a distinctive dark brown coloration. Males po...

45-90 mm
Carabidae Data Deficient

Ant Nest Beetle

Paussus favieri

A bizarre reddish-brown beetle with swollen club-shaped antennae that lives inside ant nests. It mim...

5-8mm
Cerambycidae

Asian Longhorned Beetle

Anoplophora glabripennis

An invasive wood-boring beetle from East Asia that attacks healthy hardwood trees. The only eradicat...

20-35 mm
Coccinellidae Not Evaluated

Asian Multicolored Lady Beetle

Harmonia axyridis

A highly variable ladybird ranging from orange with many spots to solid black. Originally released f...

5-8 mm
Scarabaeidae

Atlas Beetle

Chalcosoma atlas

Named after Atlas from Greek mythology for its incredible strength. Males have three prominent horns...

60-130 mm
Lampyridae Data Deficient

Australian Glow-Worm Firefly

Atyphella lychnus

One of Australia's few true firefly species, found in tropical Queensland rainforests. Females are w...

8-15 mm
Cicindelidae

Australian Tiger Beetle

Cicindela hudsoni

The fastest running insect on Earth, clocked at 2.5 meters per second (9 km/h). At 125 body lengths ...

18-22 mm
Hydrophilidae

Australian Water Scavenger Beetle

Sternolophus marginicollis

A medium-sized water scavenger beetle found throughout Australia and parts of Southeast Asia. It is ...

10-14 mm
Cerambycidae

Bamboo Longhorn

Chloridolum alcmene

A vivid metallic green longhorn beetle with a slender body and long antennae. It breeds exclusively ...

15-25mm
Cerambycidae

Banded Alder Borer

Rosalia funebris

A striking longhorn beetle with bold black and white banding and long banded antennae. It breeds in ...

25-38mm
Curculionidae

Banded Fruit Weevil

Phlyctinus callosus

A small greyish-brown weevil with pale transverse bands on the elytra. It is a significant pest of f...

7-10 mm
Buprestidae Not Evaluated

Banded Jewel Beetle

Chrysochroa buqueti

A large, spectacularly iridescent beetle with red, green, and blue metallic bands. It is native to t...

30-45 mm
Cerambycidae

Banded Longhorn Beetle

Typocerus velutinus

A yellow and brown longhorn beetle commonly found visiting flowers. Larvae develop in rotting hardwo...

10-18 mm
Trogossitidae Not Evaluated

Bark Gnawing Beetle

Trogossita japonica

A predatory beetle found under bark where it hunts wood-boring larvae. Its flattened body is well su...

12-18 mm
Scarabaeidae

Bee Beetle

Trichius fasciatus

A fuzzy, yellow-and-black banded beetle that closely resembles a bumblebee. Adults visit flowers and...

9-13 mm
Lampyridae Vulnerable

Bethany Beach Firefly

Photuris bethaniensis

A predatory firefly known from a narrow range along the mid-Atlantic coast. Females mimic the flash ...

10-14 mm
Lampyridae

Big Dipper Firefly

Photinus consimilis

A common North American firefly that produces a slow, arching flash resembling the Big Dipper conste...

8-12 mm
Cerambycidae

Black and Yellow Longhorn

Rutpela maculata

A slender wasp-mimicking beetle with yellow elytra marked with black bands and spots. It is a common...

13-20mm
Dermestidae Not Evaluated

Black Carpet Beetle

Attagenus unicolor

A small, oval, dark brown to black beetle that is a major pest of textiles and natural fibers. Larva...

3-5 mm
Carabidae

Black Clock Beetle

Pterostichus madidus

A common nocturnal ground beetle found throughout European gardens and farmland. It is jet black and...

14-18 mm
Scarabaeidae

Black Dung Beetle

Copris lunaris

A robust black dung beetle found across Europe and parts of Asia. Males bear a single curved horn on...

15-22 mm
Curculionidae Not Evaluated

Black Vine Weevil

Otiorhynchus sulcatus

A dull black, flightless weevil that is a serious pest of ornamental plants. Adults feed at night, l...

8-12 mm
Meloidae

Black-Headed Blister Beetle

Epicauta pennsylvanica

An entirely black blister beetle common across eastern North America, often seen in large groups on ...

10-18 mm
Meloidae Not Evaluated

Blister Beetle

Epicauta vittata

A striped black and yellow beetle that releases cantharidin, a chemical causing painful skin blister...

12-20 mm
Chrysomelidae

Bloody-Nosed Beetle

Timarcha tenebricosa

A large, flightless, domed black beetle that oozes red fluid from its mouth when threatened. The sec...

10-20 mm
Tenebrionidae

Blue Death-feigning Beetle

Asbolus verrucosus

A rounded blue-grey desert beetle covered in a waxy powder-blue coating. When threatened it flips on...

18-21mm
Lampyridae Not Evaluated

Blue Ghost Firefly

Phausis reticulata

A firefly producing a steady pale blue-white glow rather than flashing. Females are larviform and wi...

7-12 mm
Carabidae Near Threatened

Blue Ground Beetle

Carabus intricatus

A large brilliant blue beetle with intricately sculptured elytra. It is a nocturnal predator of slug...

24-36mm
Chrysomelidae

Blue Milkweed Beetle

Chrysochus cobaltinus

A stunningly beautiful beetle with a deep cobalt blue metallic sheen across its rounded body. It fee...

8-12 mm
Chrysomelidae

Blue Mint Beetle

Chrysolina coerulans

A small, deep metallic blue leaf beetle found exclusively on mint plants. Both adults and larvae fee...

6-8 mm
Lycidae

Blue Net-Winged Beetle

Metriorrhynchus rhipidius

An Australian net-winged beetle with dark blue-black elytra and elaborate feathery antennae in males...

10-16 mm
Tenebrionidae Not Evaluated

Blue-Winged Wasteland Beetle

Omocrates marginatus

A robust, flightless darkling beetle found in arid Australian landscapes. It is nocturnal and shelte...

18-25 mm
Curculionidae

Boll Weevil

Anthonomus grandis

A small grayish-brown weevil with a long curved snout used to bore into cotton bolls. It devastated ...

4-8 mm
Carabidae

Bombardier Beetle

Brachinus crepitans

Defends itself with a boiling-hot chemical spray ejected from its abdomen at over 100°C. The reactio...

5-13 mm
Lampyridae Data Deficient

Borneo Firefly

Pteroptyx bearni

A synchronous firefly endemic to Borneo that creates dramatic light displays in riverside trees. It ...

5-7 mm
Lampyridae Endangered

Borneo Pulsing Firefly

Pteroptyx tener

A synchronous firefly of Southeast Asian mangroves that produces green flashes in unison with thousa...

6-9 mm
Curculionidae

Botany Bay Diamond Weevil

Chrysolopus spectabilis

A large weevil covered in brilliant pale green scales with black diamond-shaped patches. It was one ...

15-25 mm
Lampyridae Data Deficient

Brazilian Headlight Firefly

Pyrearinus termitilluminans

A unique click beetle relative whose bioluminescent larvae inhabit termite mounds in the Brazilian c...

15-20 mm
Scarabaeidae Not Evaluated

Brazilian Jewel Scarab

Chrysina cupreomarginata

A dazzling scarab beetle with a brilliant golden-green metallic sheen. Its compact oval body reflect...

25-35 mm
Erotylidae Not Evaluated

Brazilian Pleasing Fungus Beetle

Erotylus incomparabilis

A strikingly patterned beetle with bold black and orange spots on a glossy body. It is commonly foun...

15-30 mm
Scarabaeidae Not Evaluated

Brazilian Rhinoceros Beetle

Enema pan

A large, glossy black dynastine beetle with a prominent upward-curving cephalic horn and a smaller p...

40-65 mm
Scarabaeidae

Brown-and-yellow Fruit Chafer

Pachnoda marginata

A colorful chafer beetle with bright yellow margins on dark brown elytra. It is commonly kept in cap...

20-28 mm
Lucanidae Endangered

Cape Stag Beetle

Colophon westwoodi

A rare flightless stag beetle found only on high mountain peaks of the Western Cape. Males have shor...

25-40 mm
Carabidae Endangered

Carabus olympiae

Carabus olympiae

A brilliantly colored ground beetle found only in a tiny area of the Italian Alps. Its metallic purp...

2-3 cm
Cicindelidae

Carolina Metallic Tiger Beetle

Tetracha carolina

A large nocturnal tiger beetle with dark metallic green elytra and a bright green thorax. It is most...

16-21 mm
Dynastidae Not Evaluated

Caucasus Beetle

Chalcosoma chiron

A massive three-horned rhinoceros beetle with a metallic greenish-black body. It is the largest of t...

50-130 mm
Rhipiceridae

Cedar Beetle

Sandalus niger

A parasitoid beetle whose larvae feed on cicada nymphs underground....

15-24 mm
Cleridae

Checkered Beetle

Trichodes apiarius

A brightly colored red and blue beetle often found on flowers. Its larvae are parasites of solitary ...

9-16 mm
Lampyridae Vulnerable

Chinese Aquatic Firefly

Aquatica ficta

A firefly with fully aquatic larvae found in streams across southern China. It was the first species...

8-12 mm
Lampyridae Not Evaluated

Chinese Firefly

Pyrocoelia rufa

A large Asian firefly with a bright orange-red thorax and powerful bioluminescent glow. It is common...

12-18 mm
Lampyridae Vulnerable

Chinese Firefly

Luciola chinensis

An aquatic firefly found across China whose larvae develop in freshwater. Historically associated wi...

8-12 mm
Scarabaeidae Not Evaluated

Chinese Rose Beetle

Adoretus sinicus

A small nocturnal scarab that is a major agricultural pest in Hawaii. It skeletonizes the leaves of ...

8-12 mm
Psephenidae Not Evaluated

Chinese Water Penny Beetle

Eubrianax pellucidus

A water penny beetle found in southern China whose translucent larval margins allow gas exchange wit...

4-6 mm
Tenebrionidae

Churchyard Beetle

Blaps mucronata

A large, slow-moving, flightless black beetle often found in cellars and old buildings. It emits a f...

18-25 mm
Ptinidae Not Evaluated

Cigarette Beetle

Lasioderma serricorne

A tiny, reddish-brown beetle that infests stored tobacco, spices, and dried foods. It is one of the ...

2-3 mm
Cerambycidae

Citrus Longhorn

Anoplophora chinensis

A glossy black beetle with white spots on its elytra and distinctively banded blue-black antennae. I...

21-37mm
Elateridae

Click Beetle

Alaus oculatus

Has a special mechanism that allows it to snap its body with a click, launching itself up to 30 cm i...

25-45 mm
Elateridae

Click Beetle

Athous haemorrhoidalis

A common brown click beetle that can flip itself into the air with an audible click when placed on i...

10-15 mm
Scarabaeidae Vulnerable

Cloudforest Jewel Scarab

Chrysina chrysargyrea

A stunning scarab beetle with a body that appears to be made of burnished silver and gold. It is fou...

25-30mm
Scarabaeidae

Cloudy Christmas Beetle

Anoplognathus nebulosus

A dark brown Christmas beetle with a cloudy or mottled pattern on its elytra. It is found in forests...

18-24 mm
Histeridae

Clown Beetle

Hister unicolor

A small, shiny black beetle with a compact, rounded body. It is a predator of fly larvae found in du...

6-9 mm
Cerambycidae Not Evaluated

Cobalt Blue Longhorn

Pseudomyagrus waterhousei

A vivid metallic blue longhorn beetle native to Australia. It breeds in the wood of wattle trees....

15-25 mm
Scarabaeidae

Cockchafer

Melolontha melolontha

A large, clumsy-flying chafer beetle that emerges en masse on warm May evenings. Its white C-shaped ...

25-30 mm
Dynastidae Not Evaluated

Coconut Rhinoceros Beetle

Oryctes rhinoceros

A major pest of coconut palms across tropical Asia with a single prominent horn. Adults bore into th...

35-50 mm
Cerambycidae

Colorado Flower Longhorn

Brachyleptura champlaini

A slender, black and yellow flower-visiting longhorn beetle. Larvae develop in decaying hardwood log...

10-15 mm
Chrysomelidae

Colorado Potato Beetle

Leptinotarsa decemlineata

A major agricultural pest with yellow-orange elytra bearing ten black longitudinal stripes. Has deve...

6-11 mm
Cantharidae

Colorado Soldier Beetle

Chauliognathus basalis

A soft-bodied beetle with orange and brown elytra commonly found on flowers. It is an important poll...

8-12mm
Cicindelidae Endangered

Columbia Tiger Beetle

Cicindela columbica

A rare tiger beetle known from sandy riverbanks in the Pacific Northwest. It is an agile predator th...

1-1.5 cm
Scarabaeidae

Common Christmas Beetle

Anoplognathus pallidicollis

A glossy golden-brown scarab beetle that swarms around lights during the Australian summer. It is th...

20-30 mm
Oedemeridae

Common False Blister Beetle

Oedemera lurida

A small olive-green or brownish beetle found commonly on flowers across Europe. Unlike the related O...

5-8 mm
Psephenidae

Common Water Penny

Psephenus herricki

A small aquatic beetle whose larvae are flattened and round like a copper penny, clinging to rocks i...

4-6 mm (adults); 6-10 mm (larvae)
Tenebrionidae Not Evaluated

Confused Flour Beetle

Tribolium confusum

A small reddish-brown beetle nearly identical to the red flour beetle, hence the 'confused' name. It...

3-4 mm
Buprestidae Data Deficient

Coronated Jewel Beetle

Stigmodera coronata

A recently described jewel beetle from southwestern Western Australia with striking metallic colors....

15-25 mm
Cerambycidae

Cottonwood Borer

Plectrodera scalator

A large longhorn beetle with bold black and white patterning and long antennae. Its larvae bore into...

25-40 mm
Coccinellidae

Cream-Streaked Ladybird

Harmonia quadripunctata

A European ladybird associated primarily with conifer trees. It has cream or pale yellow elytra with...

5-7 mm
Scarabaeidae Critically Endangered

Cromwell Chafer Beetle

Prodontria lewisii

A small chafer beetle endemic to a tiny area near Cromwell in Central Otago, New Zealand. Adults are...

1-1.5 cm
Cerambycidae Not Evaluated

Daimyo Oak Longhorn

Mesosa myops

A mottled grey-brown longhorn beetle that blends perfectly with tree bark. Its larvae feed within th...

12-20 mm
Cantharidae

Dark Soldier Beetle

Cantharis obscura

A dark-colored European soldier beetle often found on umbelliferous flowers. Its entirely dark elytr...

9-13 mm
Tenebrionidae

Darkling Beetle

Akis bacarozzo

A large dull black beetle with heavily ridged elytra and a rounded body. It is flightless and wander...

18-30mm
Tenebrionidae

Darkling Beetle

Eleodes obscura

A flightless, black desert beetle that raises its abdomen in a headstand posture when threatened. It...

20-35 mm
Ptinidae

Deathwatch Beetle

Xestobium rufovillosum

A small, mottled brown wood-boring beetle that creates a distinctive tapping sound by banging its he...

5-9 mm
Scarabaeidae

Delta Flower Scarab

Trigonopeltastes delta

A small triangular beetle marked with a distinctive delta-shaped pattern in yellow and black. It is ...

8-12mm
Carabidae Endangered

Delta Green Ground Beetle

Elaphrus viridis

A small metallic green ground beetle found only near vernal pools in Solano County, California. It i...

0.6-0.8 cm
Cantharidae

Denticulate Soldier Beetle

Silis percomis

A small, rarely noticed soldier beetle found in grasslands of the midwestern United States. Males ha...

5-8 mm
Staphylinidae

Devil's Coach Horse

Ocypus olens

A large, matt-black rove beetle that raises its tail like a scorpion when threatened. It has powerfu...

22-32 mm
Dytiscidae

Diving Beetle

Dytiscus marginalis

A large, streamlined aquatic beetle with an olive-green body bordered in yellow. It carries an air b...

27-35 mm
Chrysomelidae

Dogbane Beetle

Chrysochus auratus

An iridescent beetle displaying blue, green, copper, and crimson colors. It feeds on toxic dogbane p...

8-11mm
Curculionidae

Douglas-fir Beetle

Dendroctonus pseudotsugae

A dark reddish-brown bark beetle that attacks Douglas-fir trees, particularly those weakened by drou...

4-6 mm
Cantharidae

Downy Leatherwing

Podabrus tomentosus

A North American soldier beetle covered in fine pubescence, found on flowers and foliage in summer. ...

9-12 mm
Ptinidae

Drugstore Beetle

Stegobium paniceum

A stored product pest once found infesting pharmaceutical herb collections....

2-4 mm
Scarabaeidae

Dung Beetle

Scarabaeus sacer

Sacred to ancient Egyptians who associated them with the sun god Ra. They roll balls of dung for foo...

20-30 mm
Scarabaeidae

Dung Beetle (Rainbow)

Phanaeus vindex

One of the most beautiful dung beetles with iridescent metallic copper, green, and blue coloring. Ma...

12-22 mm
Scarabaeidae

Dung Beetle Navigator

Scarabaeus lamarcki

A medium-sized dung beetle from South Africa that navigates using celestial cues. It has been a key ...

20-30 mm
Scarabaeidae

Dung Roller Beetle

Kheper nigroaeneus

A large dung beetle that navigates using the Milky Way to roll balls in straight lines....

25-40 mm
Buprestidae

Eight-spotted Jewel Beetle

Castiarina octospilota

A compact jewel beetle with eight distinctive pale spots arranged on dark metallic elytra. It is an ...

8-13 mm
Cerambycidae

Elderberry Borer

Desmocerus palliatus

A striking longhorn beetle with cobalt blue wing covers and a bright yellow-orange base. Its larvae ...

18-26 mm
Scarabaeidae

Elephant Beetle

Megasoma elephas

One of the heaviest beetles, weighing up to 50 grams. Males have prominent horns on the head and pro...

70-120 mm
Scarabaeidae

Elephant Dung Beetle

Heliocopris dilloni

A very large black dung beetle that specializes in elephant dung. Males have a prominent curved horn...

35-55 mm
Chrysomelidae Not Evaluated

Elm Leaf Beetle

Xanthogaleruca luteola

A yellowish-green beetle with dark stripes along its elytra. Both adults and larvae feed on elm leav...

5-7 mm
Buprestidae

Emerald Ash Borer

Agrilus planipennis

One of the most destructive invasive insects in North America. Native to Asia, it has killed hundred...

8-14 mm
Curculionidae Data Deficient

Emerald Eupholus Weevil

Eupholus cuvieri

A spectacular weevil with brilliant turquoise and black bands across its elytra. It is found only in...

20-30mm
Scarabaeidae

Emerald Fruit Chafer

Chlorocala africana

A brilliant metallic green chafer beetle with coppery reflections. It visits flowers and ripe fruit ...

18-26 mm
Scarabaeidae Not Evaluated

Emerald Fruit Chafer

Dicronorrhina derbyana

A large and spectacular flower beetle from East Africa with vivid green elytra. It is popular among ...

35-50 mm
Cerambycidae Not Evaluated

Emerald Long-Horned Beetle

Callichroma velutinum

A beautiful velvety green longhorn beetle found in tropical African forests. It has a downy texture ...

20-30 mm
Lycidae

End Band Net-Winged Beetle

Calopteron terminale

A net-winged beetle with orange elytra that become black at the tips, common in eastern North Americ...

9-15 mm
Carabidae

Epomis Ground Beetle

Epomis dejeani

A beetle whose larvae lure and devour frogs — a rare case of predator-prey role reversal. The larva ...

14-20 mm (adults)
Lampyridae

European Glow-Worm Click Beetle

Phosphaenus hemipterus

A small European firefly with reduced wings in the male and completely wingless females. Both sexes ...

6-10 mm
Lampyridae Vulnerable

European Glowworm

Lampyris noctiluca

A well-known European firefly where only the wingless female produces a steady green glow. Males are...

15-25 mm (females); 10-12 mm (males)
Curculionidae Not Evaluated

European Grain Weevil

Sitophilus granarius

A small, dark brown, flightless weevil that infests stored grain. It has been a pest since ancient c...

3-5 mm
Scarabaeidae

European Rhinoceros Beetle

Allomyrina dichotoma

A large, chestnut-brown beetle with a forked horn on the male's head. It is immensely popular as a p...

40-55 mm
Phengodidae

Eyed Elater Glowworm

Phengodes fusciceps

A railroad worm beetle whose larviform females emit light from paired organs along the body. Males a...

15-25 mm (females)
Oedemeridae

False Blister Beetle

Ischnomera cyanea

A metallic blue beetle that develops inside rotting wood near coastal areas....

8-12 mm
Rhipiceridae

Feather-horned Beetle

Rhipicera femorata

A beetle with spectacular fan-shaped antennae used for detecting pheromones....

15-25 mm
Ptiliidae

Featherwing Beetle

Scydosella musawasensis

The smallest known free-living (non-parasitic) insect at just 0.325 mm long. Discovered in Nicaragua...

0.325 mm
Lampyridae

Femme Fatale Firefly

Photuris versicolor

A predatory firefly that mimics the flash patterns of other species to lure males as prey. Females a...

11-15 mm
Cicindelidae

Festive Tiger Beetle

Cicindela scutellaris

A small brilliantly colored tiger beetle varying from deep purple to bright green depending on the s...

10-14mm
Scarabaeidae

Fiddler Beetle

Eupoecila australasiae

A distinctive scarab beetle with green and yellow violin-shaped markings on its back. It is commonly...

15-20 mm
Coccinellidae

Fifteen-Spotted Lady Beetle

Anatis labiculata

One of the largest North American ladybirds with white or grey elytra bearing fifteen dark spots. It...

7-10 mm
Elateridae

Fire Beetle

Pyrophorus divergens

A bioluminescent click beetle from Central American forests. Its glowing thoracic spots are visible ...

20-30 mm
Lampyridae

Firefly

Photinus pyralis

Famous for bioluminescent signals produced by a chemical reaction in their abdomen. Each species has...

10-14 mm
Dynastidae Not Evaluated

Five-Horned Rhinoceros Beetle

Eupatorus gracilicornis

A striking rhinoceros beetle with four thoracic horns and one cephalic horn. Its velvety black and g...

50-80 mm
Scarabaeidae

Flamboyant Flower Beetle

Eudicella gralli

A vividly green flower beetle with yellow or red stripes on its elytra. Males have a small forked ho...

25-40 mm
Cucujidae Vulnerable

Flat Bark Beetle

Cucujus cinnaberinus

A bright red, extremely flat beetle that lives beneath the bark of dead trees. It is an indicator sp...

11-15 mm
Zopheridae Critically Endangered

Flat Bark Beetle of Madeira

Tarphius rufonodulosus

A small flattened beetle endemic to the laurel forests of Madeira. It lives under the bark of dead L...

0.3-0.5 cm
Chrysomelidae

Flea Beetle

Altica oleracea

Tiny jumping beetles with enlarged hind femora for leaping. Named for their flea-like jumping abilit...

3-5 mm
Scarabaeidae Vulnerable

Flightless Dung Beetle

Circellium bacchus

The largest flightless dung beetle in the world, endemic to South Africa. It is now restricted to a ...

35-47 mm
Scarabaeidae

Flower Chafer

Oxythyrea funesta

A small black flower beetle dotted with white spots, widespread across southern Europe and North Afr...

8-12 mm
Cerambycidae

Flower Longhorn

Pachyta quadrimaculata

A robust yellow longhorn beetle with four black spots on its elytra. It is a common visitor to umbel...

11-20mm
Scarabaeidae

Fluted-horn Dung Beetle

Copris elphenor

A large black dung beetle with a prominent curved horn on the male's head. It buries dung balls unde...

20-35 mm
Tenebrionidae

Fog Basking Beetle

Onymacris unguicularis

A black desert beetle from the Namib that performs a distinctive headstand on sand dunes. Fog conden...

18-25mm
Carabidae

Forest Caterpillar Hunter

Calosoma sycophanta

A large, brilliant metallic green and gold ground beetle that climbs trees to hunt caterpillars. It ...

25-35 mm
Euchirinae Endangered

Formosa Long-armed Scarab

Cheirotonus formosanus

A rare Taiwanese scarab with elongated forelimbs and a dark chestnut-brown body. It is found only in...

40-60 mm
Coccinellidae

Fourteen-spotted Leaf Beetle

Propylea quatuordecimpunctata

A small yellow and black ladybird with a distinctive checkerboard pattern of rectangular black spots...

3-5mm
Tenebrionidae Critically Endangered

Frigate Island Giant Tenebrionid Beetle

Polposipus herculeanus

A large flightless darkling beetle endemic to Frigate Island in the Seychelles. It shelters under ba...

2-3.5 cm
Anthribidae

Fungus Weevil

Platyrhinus resinosus

A broad-nosed weevil with mottled brown and white patterning resembling tree bark. It is associated ...

8-15 mm
Scarabaeidae

Gazelle Scarab

Onthophagus gazella

A small dung beetle originally from Africa, now established across multiple continents. It is one of...

8-13 mm
Elateridae

Giant African Click Beetle

Tetralobus flabellicornis

Africa's largest click beetle, with impressive fan-shaped antennae in males. It can launch itself in...

40-60 mm
Tenebrionidae

Giant African Darkling Beetle

Psammodes striatus

A large, robust black darkling beetle with grooved elytra found in arid sandy regions. It is flightl...

25-40 mm
Cerambycidae

Giant African Longhorn Beetle

Petrognatha gigas

One of Africa's largest longhorn beetles with mottled grey-brown bark-like camouflage. Its antennae ...

50-80 mm
Cerambycidae Not Evaluated

Giant Amazonian Longhorn

Macrodontia cervicornis

One of the longest beetles in the world with enormous serrated mandibles resembling antlers. The ely...

100-170 mm
Hydrophilidae

Giant Black Water Beetle

Hydrophilus triangularis

The largest water beetle in North America, with a shiny black oval body. Larvae are voracious predat...

34-40 mm
Elateridae Not Evaluated

Giant Click Beetle

Oxynopterus mucronatus

One of the largest click beetles in Asia with dramatic pectinate antennae in males. It can launch it...

40-65 mm
Tenebrionidae Endangered

Giant Darkling Beetle of St. Helena

Hegeter politus

A darkling beetle endemic to the remote island of St. Helena in the South Atlantic. It is nocturnal ...

1.5-2.5 cm
Cerambycidae Endangered

Giant Fijian Longhorn

Xixuthrus heros

One of the largest living insects endemic to Fiji with a massive dark brown body. It is extremely ra...

100-150mm
Scarabaeidae Not Evaluated

Giant Flower Beetle

Mecynorrhina torquata

One of the largest flower beetles in Africa, with males reaching impressive sizes. They display vivi...

50-85 mm
Coccinellidae

Giant Ladybird

Anatis ocellata

The largest European ladybird, with orange elytra bearing black spots each encircled by a pale ring....

7-9 mm
Bostrichidae Not Evaluated

Giant Palm Borer

Dinapate wrightii

One of the largest bostrichid beetles, with a cylindrical body adapted for boring into palm trunks. ...

40-52 mm
Lampyridae Not Evaluated

Giant Robber Firefly

Photuris lucicrescens

A large predatory firefly from eastern North America that mimics the flash patterns of Photinus spec...

12-16 mm
Lucanidae Vulnerable

Giant Stag Beetle of Chile

Chiasognathus grantii

A spectacular stag beetle with enormous mandibles found in temperate Valdivian forests. Males use th...

3.5-8 cm
Lucanidae

Giraffe Stag Beetle

Prosopocoilus giraffa

The largest stag beetle species in the world, with males reaching 120 mm including their enormous ma...

50-120 mm
Attelabidae

Giraffe Weevil

Trachelophorus giraffa

Named for its extraordinary elongated neck, which is 2-3 times longer in males. Found only in Madaga...

18-25 mm
Attelabidae Not Evaluated

Giraffe Weevil

Apoderus jekelii

A small bright red leaf-rolling weevil with an elongated neck used to roll leaves into cradles. Fema...

8-12 mm
Scarabaeidae

Glorious Beetle

Chrysina gloriosa

A spectacular scarab beetle with brilliant metallic green body and silver stripes on the elytra. It ...

25-30mm
Phengodidae Not Evaluated

Glowworm Beetle

Phengodes plumosa

A soft-bodied beetle whose larviform females glow with paired green lanterns along their body. Males...

10-30 mm (female)
Carabidae

Golden Ground Beetle

Carabus auratus

A large, brilliant metallic green or golden ground beetle with ridged elytra. It is a voracious pred...

20-30 mm
Buprestidae Not Evaluated

Golden Jewel Beetle

Chrysochroa fulminans

A brilliantly iridescent beetle with metallic green and gold coloring. The structural coloration of ...

25-40 mm
Lycidae

Golden Net-Winged Beetle

Dictyoptera aurora

A soft-bodied beetle with bright orange-red elytra featuring a network of raised veins. It is toxic ...

7-12 mm
Lucanidae

Golden Stag Beetle

Lamprima aurata

A compact metallic golden-green stag beetle from Australia. Males have broad flattened mandibles use...

15-25mm
Chrysomelidae

Golden Tortoise Beetle

Charidotella sexpunctata

Looks like a tiny golden jewel. Can change color from gold to reddish-brown by controlling moisture ...

5-7 mm
Cerambycidae Vulnerable

Golden-bloomed Grey Longhorn

Agapanthia villosoviridescens

A longhorn beetle covered in golden-green hairs found in European meadows. Larvae develop inside the...

1-2 cm
Cantharidae

Goldenrod Soldier Beetle

Chauliognathus pennsylvanicus

A familiar autumn beetle of eastern North America, commonly seen in large numbers on goldenrod flowe...

9-12 mm
Scarabaeidae

Goldsmith Beetle

Cotalpa lanigera

A beautiful golden-yellow scarab beetle with a metallic luster and fuzzy underside. It is attracted ...

20-26mm
Scarabaeidae

Goliath Beetle

Goliathus goliatus

One of the heaviest insects on Earth. Males have a Y-shaped horn on the head. Larvae can weigh up to...

60-110 mm
Curculionidae Least Concern (invasive)

Granulate Ambrosia Beetle

Xylosandrus crassiusculus

A tiny reddish-brown ambrosia beetle that bores into a wide range of hardwood trees. It cultivates a...

2-3 mm
Carabidae

Granulated Ground Beetle

Carabus granulatus

A widespread dark bronze ground beetle with distinctly ridged and granulated wing cases. It thrives ...

16-23 mm
Scarabaeidae

Grapevine Beetle

Pelidnota punctata

A handsome tan-colored scarab with dark spots on its elytra, found in eastern North America. Adults ...

20-26 mm
Cerambycidae Vulnerable

Great Capricorn Beetle

Cerambyx cerdo

One of Europe's largest longhorn beetles, with antennae longer than its body. Larvae bore deep galle...

24-53 mm
Scarabaeidae

Green Christmas Beetle

Anoplognathus prasinus

A metallic green scarab beetle found in eucalypt woodlands of eastern Australia. Adults emerge in la...

18-25 mm
Chrysomelidae

Green Dock Beetle

Gastrophysa viridula

A small, brilliant metallic green beetle that feeds on dock and sorrel plants. Gravid females have e...

4-6 mm
Cerambycidae

Green Grooved Longhorn

Prosopocera lactator

A pale green longhorn beetle with long, elegantly banded antennae. It is found on fig and other broa...

25-45 mm
Cerambycidae

Green Longhorn Beetle

Chlorobapta frontalis

A bright metallic green longhorn beetle found visiting flowers in spring. Its vivid coloring makes i...

15-22 mm body length
Cicindelidae

Green Tiger Beetle

Cicindela campestris

A fast-running, metallic green beetle with cream-colored spots. It is a fierce predator that chases ...

12-15 mm
Cicindelidae Not Evaluated

Green Tiger Beetle

Cicindela chinensis

A brilliant metallic green predatory beetle with copper-red legs and large eyes. It is an extremely ...

18-22 mm
Scarabaeidae

Green-and-gold Christmas Beetle

Anoplognathus viridiaeneus

A striking iridescent beetle with green and gold metallic sheen on its elytra. It is one of the most...

20-28 mm
Scarabaeidae

Hairy Christmas Beetle

Anoplognathus hirsutus

A densely hairy golden-brown Christmas beetle found in southeastern Australia. The fine hairs coveri...

18-25 mm
Mordellidae

Haldeman's Tumbling Flower Beetle

Mordella haldemani

A small black tumbling flower beetle found in eastern North America. It is commonly seen on composit...

3-5 mm
Endomychidae

Handsome Fungus Beetle

Stenotarsus rotundus

A small rounded beetle that aggregates in enormous numbers during dry seasons....

4-6 mm
Cerambycidae

Harlequin Beetle

Acrocinus longimanus

A spectacular longhorn beetle from the Amazon with intricate red, black, and yellow patterns. Males ...

50-75 mm
Scarabaeidae

Harlequin Flower Beetle

Gymnetis thula

A colorful scarab with variable patterns of brown cream and black resembling calico fabric. No two i...

12-18mm
Dytiscidae

Harris's Diving Beetle

Dytiscus harrisii

A large North American diving beetle found in cold, clear lakes and bog ponds. It is one of the larg...

33-40 mm
Attelabidae

Hazel Leaf-Roller Weevil

Apoderus coryli

A small red and black weevil that rolls hazel leaves into neat cigar-shaped tubes for its eggs. The ...

6-8 mm
Lampyridae Near Threatened

Heike Firefly

Luciola lateralis

A Japanese firefly associated with rice paddies, smaller than the Genji firefly. It flashes more rap...

7-10 mm
Zopheridae Critically Endangered

Helena Olive Wireworm Beetle

Tarphius wollastoni

A small beetle endemic to St. Helena in the South Atlantic. It is associated with decaying endemic g...

0.3-0.6 cm
Dynastidae

Hercules Beetle

Dynastes hercules

One of the largest beetles in the world. Males sport enormous horns used in combat for mates. The el...

50-85 mm (up to 170 mm with horn)
Scarabaeidae Near Threatened

Hermit Beetle

Osmoderma eremita

A large, dark chestnut beetle that lives its entire life inside hollow old trees. It emits a strong ...

25-35 mm
Coccinellidae

Hieroglyphic Ladybird

Coccinella hieroglyphica

A European ladybird with extraordinarily variable elytral patterns resembling hieroglyphs. It is pri...

4-5 mm
Scarabaeidae

Horned Dung Beetle

Onthophagus taurus

The strongest insect on Earth relative to body size — can pull 1,141 times its own body weight. Male...

8-11 mm
Passalidae

Horned Passalus

Odontotaenius disjunctus

A large, shiny black beetle with a small horn on its head, found in rotting logs. It lives in family...

28-37 mm
Lampyridae

Iberian Glow-Worm

Lampyris iberica

A glow-worm firefly found in Spain and Portugal with wingless, luminous females. It inhabits Mediter...

12-20 mm
Lampyridae

Indian Common Firefly

Luciola gorhami

A widespread firefly across the Indian subcontinent, common in rural areas and villages. It produces...

6-9 mm
Meloidae Not Evaluated

Iron Cross Blister Beetle

Tegrodera aloga

A striking beetle with bright yellow and black cross-shaped markings on its elytra. It contains cant...

15-25 mm
Zopheridae Not Evaluated

Ironclad Beetle

Zopherus nodulosus haldemani

An extremely tough, stone-grey beetle covered in knobby bumps. Its exoskeleton can withstand being d...

15-25 mm
Zopheridae

Ironclad Beetle

Phloeodes diabolicus

Has one of the toughest exoskeletons of any insect — it can withstand forces 39,000 times its body w...

15-25 mm
Zopheridae

Ironclad Beetle

Nosoderma diabolicum

An incredibly tough desert beetle that can withstand forces 39,000 times its own body weight. Its ex...

15-25 mm
Zopheridae

Ironclad Beetle

Zopherus nodulosus

An extremely tough beetle whose exoskeleton can withstand being driven over by a car....

18-30 mm
Cerambycidae

Ivory-Marked Beetle

Eburia quadrigeminata

A tan longhorn beetle with pairs of ivory-colored raised spots on each elytron. Larvae bore into har...

15-25 mm
Elateridae

Jamaican Click Beetle

Pyrophorus plagiophthalamus

A bioluminescent click beetle that produces both green light from its thorax and orange light from i...

20-30 mm
Elateridae

Jamaican Click Beetle

Pyrophorus noctilucus

The brightest bioluminescent insect known. Indigenous peoples used them as temporary lanterns by pla...

25-40 mm
Scarabaeidae Not Evaluated

Janus Elephant Beetle

Megasoma janus

A massive rhinoceros beetle with a forked cephalic horn and broad pronotal horns. It is among the bu...

60-120 mm
Dytiscidae Vulnerable

Japanese Diving Beetle

Cybister japonicus

A large diving beetle native to Japan, once common but now increasingly rare. It has suffered severe...

30-38 mm
Lampyridae Vulnerable

Japanese Genji Firefly

Luciola cruciata

An aquatic-larval firefly revered in Japanese culture, found near clean streams. It is one of the fe...

12-18 mm
Psephenidae

Japanese Water Penny

Eubrianax granicollis

An East Asian water penny beetle found in swift forest streams of Japan. Adults are dark and robust ...

5-7 mm
Buprestidae

Jewel Beetle

Anthaxia fulgurans

A small but brilliantly metallic green jewel beetle found on flowers in southern Europe. Adults bask...

5-8 mm
Buprestidae

Jewel Beetle

Chrysochroa fulgidissima

Prized for its iridescent metallic green and red-gold elytra. Used in traditional Japanese art calle...

30-41 mm
Buprestidae

Jewel Beetle

Stigmodera gratiosa

A large, brilliantly colored jewel beetle with metallic green and red-orange bands. It is one of the...

25-35 mm
Buprestidae Not Evaluated

Jewel Beetle of Cyprus

Julodis ehrenbergii

A large, robust jewel beetle with textured, dark bronze-green elytra dotted with golden pits. It is ...

25-40 mm
Chrysomelidae

Jewel Frog Beetle

Sagra longicollis

A spectacular metallic beetle with colors ranging from deep red to purple and green. Males have grea...

18-30mm
Cerambycidae

Jewel Longhorn Beetle

Sternotomis bohemani

A strikingly patterned longhorn beetle with green and black markings....

25-35 mm
Scarabaeidae Not Evaluated

Jewel Scarab

Chrysina resplendens

A beetle that appears to be made of polished gold, found in cloud forests of Central America. Its re...

25-35 mm
Chrysomelidae Not Evaluated

Jewelled Frog Beetle

Sagra buqueti

A brilliantly metallic leaf beetle with enlarged hind legs resembling a frog's. Males use their powe...

20-35 mm
Lucanidae Endangered

Kauai Flightless Stag Beetle

Apterocyclus honoluluensis

A flightless stag beetle endemic to the island of Kauai in Hawaii. Larvae develop in rotting logs of...

1.5-3 cm
Dermestidae Not Evaluated

Khapra Beetle

Trogoderma granarium

A small, oval, hairy beetle considered one of the world's most destructive stored-product pests. Lar...

2-3 mm
Coccinellidae

Kidney-Spot Ladybird

Chilocorus renipustulatus

A small black ladybird with two red kidney-shaped spots, found across Europe. It specializes in feed...

4-5 mm
Elateridae Not Evaluated

Korean Click Beetle

Campsosternus auratus

A large metallic green click beetle with a coppery sheen found across East Asia. It can propel itsel...

25-40 mm
Plataspidae Not Evaluated

Kudzu Bug

Megacopta cribraria

A small, olive-green, globular beetle that feeds on kudzu and soybeans. It was first detected in Nor...

4-6 mm
Coccinellidae

Larch Ladybird

Aphidecta obliterata

A small brown ladybird that specializes on larch-feeding aphids in European conifer forests. Its cry...

3-5 mm
Dermestidae Not Evaluated

Larder Beetle

Dermestes lardarius

A dark brown beetle with a pale band across its elytra, commonly found in stored food products. Larv...

6-10 mm
Elmidae

Large Elm Beetle

Oulimnius tuberculatus

A small, robust riffle beetle found throughout European streams. Adults have a distinctive tubercula...

2-3 mm
Gyrinidae

Large Whirligig Beetle

Dineutus americanus

The largest North American whirligig beetle, found on the surface of streams and rivers. It produces...

10-13 mm
Hydrophilidae

Lesser Silver Water Beetle

Hydrochara flavipes

A medium-sized water scavenger beetle found in still waters across East Asia. Its legs have distinct...

12-16 mm
Lucanidae

Lesser Stag Beetle

Dorcus parallelipipedus

A robust, matt-black beetle found across European woodlands. Unlike its larger cousin, both sexes ha...

19-32 mm
Chrysomelidae Not Evaluated

Lily Beetle

Lilioceris lilii

A bright scarlet beetle that is a destructive pest of lilies and fritillaries. Larvae camouflage the...

6-8 mm
Scarabaeidae

Lined June Beetle

Polyphylla decemlineata

A large scarab beetle with striking white-striped elytra found in western North America. Males have ...

22-35 mm
Scarabaeidae Vulnerable

Long-armed Chafer

Cheirotonus gestroi

A large reddish-brown beetle with spectacularly elongated front legs in males. The legs can be longe...

50-85mm
Elmidae

Long-Toed Water Beetle

Stenelmis crenata

A small riffle beetle with elongated tarsal claws for gripping rocks in fast currents. Both adults a...

2-3.5 mm
Cerambycidae

Longicorn Beetle

Phoracantha semipunctata

A brown and cream longhorn beetle with extremely long antennae that infests stressed eucalypts. It h...

20-30 mm body length
Scarabaeidae Critically Endangered

Lord Howe Island Beetle

Anoplognathus macleayi

A scarab beetle endemic to Lord Howe Island with metallic green coloring. It has suffered severe dec...

2-3 cm
Elateridae Data Deficient

Luminous Click Beetle

Pyrearinus candelarius

A bioluminescent click beetle from South American tropical forests. Its larvae often inhabit termite...

15-25 mm
Cerambycidae

Macleay's Spectre Stick Insect Longhorn

Penthea vermicularis

A slender longhorn beetle with mottled grey-brown bark-like camouflage patterning. It is found on de...

20-30 mm body length
Curculionidae

Maize Weevil

Sitophilus zeamais

A small dark brown weevil with four reddish spots on its elytra. It is one of the most destructive s...

2-4mm
Lampyridae Vulnerable

Malaysian Firefly

Pteroptyx valida

A synchronous firefly of Malaysian rivers that creates spectacular congregation displays. It is a ke...

5-8 mm
Cerambycidae Not Evaluated

Mangrove Longhorn

Aeolesthes holosericeus

A velvety brown longhorn beetle found in tropical forests across South and Southeast Asia. Adults ar...

30-50 mm
Cantharidae

Margined Leatherwing

Chauliognathus marginatus

An early-summer soldier beetle found across eastern North America with yellow elytra edged in dark m...

9-12 mm
Scarabaeidae Not Evaluated

Mars Elephant Beetle

Megasoma mars

A large rhinoceros beetle with distinctive yellowish hairs covering its elytra. Males have a long pr...

50-130 mm
Scarabaeidae

Marshalli Flower Beetle

Smaragdesthes africana

A small brilliant green flower chafer commonly found on flowers in open woodland. It is an important...

12-18 mm
Tenebrionidae Not Evaluated

Mealworm Beetle

Tenebrio molitor

A dull black-brown darkling beetle best known for its larval form, the mealworm. It is commercially ...

12-18 mm
Coccinellidae

Mealybug Destroyer

Cryptolaemus montrouzieri

A dark-colored Australian ladybird with an orange head, widely used as a biocontrol agent. Its larva...

3-4 mm
Lampyridae

Mediterranean Firefly

Luciola italica

A common Southern European firefly that flies through warm summer nights producing a continuous gree...

7-10 mm
Buprestidae

Metallic Wood-boring Beetle

Buprestis rustica

A robust bronze-green jewel beetle with subtle coppery reflections found in coniferous forests. Adul...

14-22mm
Hydrophilidae

Miniature Water Scavenger Beetle

Cercyon laminatus

A tiny terrestrial hydrophilid often found in compost and decaying plant material. Despite belonging...

2-3 mm
Geotrupidae

Minotaur Beetle

Typhaeus typhoeus

A robust, black beetle where males sport three forward-pointing horns on the thorax. It buries rabbi...

15-22 mm
Lucanidae Not Evaluated

Miyama Stag Beetle

Lucanus maculifemoratus

A Japanese stag beetle with golden-brown fur on its thorax and elaborate antler-like mandibles. It i...

40-78 mm
Lucanidae Not Evaluated

Moellenkamp's Stag Beetle

Dorcus titanus

One of the most widely kept stag beetles in Asia, with powerful broad mandibles. Males show extreme ...

30-110 mm
Scarabaeidae

Monkey Beetle

Hopliini scolioides

A hairy scarab beetle that pollinates flowers in South African fynbos....

8-15 mm
Scarabaeidae

Mottled Goliath Beetle

Goliathus albosignatus

A southern African goliath beetle with white mottled markings on dark brown elytra. It is smaller th...

45-75 mm
Scarabaeidae Endangered

Mount Hermon June Beetle

Polyphylla barbata

A scarab beetle endemic to sandhills in Santa Cruz County, California. Adults emerge in summer and a...

2-3 cm
Curculionidae

Mountain Pine Beetle

Dendroctonus ponderosae

A small dark brown bark beetle that bores into pine trees to lay eggs beneath the bark. Massive outb...

4-7 mm
Cerambycidae

Musk Beetle

Aromia moschata

A large, metallic green or coppery longhorn beetle that emits a rose-like musk scent. Larvae develop...

15-34 mm
Tenebrionidae

Namib Fog Beetle

Stenocara gracilipes

A darkling beetle that harvests drinking water from coastal fog in the Namib Desert. It tilts its bo...

15-20 mm
Leiodidae Vulnerable

Narrow-Necked Cave Beetle

Leptodirus hochenwartii

The first cave-dwelling animal ever scientifically described, in 1832. Completely eyeless and unpigm...

8-10 mm
Lampyridae Not Evaluated

Neotropical Firefly

Aspisoma lineatum

A soft-bodied beetle producing a continuous greenish glow from its abdominal lantern organs. It is c...

10-18 mm
Cerambycidae Endangered

Neotropical Longhorn Beetle

Callipogon relictus

A large relict longhorn beetle with massive toothed mandibles and dark reddish-brown coloring. It is...

65-110 mm
Buprestidae Not Evaluated

Neotropical Metallic Wood Borer

Euchroma gigantea

The largest jewel beetle in the Americas with iridescent green, red, and purple elytra. It is common...

40-80 mm
Scarabaeidae Not Evaluated

Neotropical Scarab Beetle

Coprophanaeus lancifer

The largest dung beetle in the Americas with a striking metallic blue-black body. Males bear a long ...

35-45 mm
Cicindelidae Not Evaluated

Neotropical Tiger Beetle

Pseudoxycheila tarsalis

A fast-running predatory beetle with metallic blue-green elytra and large sickle-shaped mandibles. I...

15-22 mm
Lycidae

Net-winged Beetle

Calopteron reticulatum

A toxic beetle with raised net-like veins on its elytra and aposematic coloration....

10-18 mm
Lampyridae Data Deficient

New Zealand Glow-Worm Firefly

Atyphella flammans

An Australasian firefly found in subtropical forests of eastern Australia. It produces a steady ambe...

8-12 mm
Cicindelidae

Night-Stalking Tiger Beetle

Omus dejeanii

A flightless nocturnal tiger beetle from western North America with a matte black body. Unlike its d...

12-18 mm
Cicindelidae Threatened

Northeastern Beach Tiger Beetle

Habroscelimorpha dorsalis

A pale tan tiger beetle adapted to coastal sandy beaches. Its coloration provides excellent camoufla...

11-14 mm
Cicindelidae Endangered

Northeastern Beach Tiger Beetle

Habroscelimorpha dorsalis dorsalis

A tiger beetle of Atlantic coast beaches from New England to Virginia. It nests in sandy beach habit...

1-1.4 cm
Cerambycidae

Notch-Tipped Flower Longhorn

Typocerus sinuatus

A yellow longhorn beetle with wavy dark bands across its elytra. It is a common flower visitor in ea...

9-15 mm
Curculionidae

Nut Weevil

Curculio nucum

A small weevil with a slender, downward-curved snout used to bore into hazelnuts. The larva feeds in...

6-9 mm
Meloidae

Nuttall Blister Beetle

Lytta nuttalli

A brilliant metallic purple-blue blister beetle found in the prairies and grasslands of western Nort...

15-25 mm
Carabidae Critically Endangered

Oahu Tree Snail Predator Beetle

Mecyclothorax oahuensis

A tiny ground beetle endemic to the montane forests of Oahu, Hawaii. It inhabits leaf litter and mos...

0.3-0.5 cm
Meloidae Near Threatened

Oil Beetle

Meloe proscarabaeus

A large, flightless beetle with shortened elytra and a swollen abdomen. It secretes an oily, blister...

15-35 mm
Cicindelidae

Oregon Tiger Beetle

Cicindela oregona

A variable-colored tiger beetle found in open sandy and gravelly habitats across western North Ameri...

11-15 mm
Scarabaeidae

Ox Beetle

Strategus aloeus

A large robust dark brown beetle with three forward-pointing horns on the males pronotum. It is attr...

30-60mm
Buprestidae Not Evaluated

Pacific Flatheaded Borer

Chrysobothris mali

A dark bronze jewel beetle that attacks fruit and ornamental trees. Larvae bore flat-headed tunnels ...

8-12 mm
Chrysomelidae

Painted Reed Beetle

Plateumaris sericea

A brilliantly metallic leaf beetle found on aquatic plants, varying from green to blue, copper, or p...

7-10 mm
Curculionidae Not Evaluated

Palmetto Weevil

Rhynchophorus cruentatus

The largest weevil in North America, with variable black and red coloring. It attacks stressed cabba...

25-33 mm
Lampyridae Data Deficient

Papuan Firefly

Luciola papuana

A tropical firefly found in New Guinea's lowland forests and coastal areas. It produces rapid green ...

6-9 mm
Passalidae

Passalid Beetle

Pharochilus dilatatus

A large, glossy black beetle that lives in family groups inside rotting logs. Adults and larvae comm...

25-35 mm
Mordellidae

Patterned Tumbling Flower Beetle

Mordella fasciata

A small black beetle with distinctive pale zigzag bands formed by pale pubescence on the elytra. It ...

4-7 mm
Chrysomelidae Not Evaluated

Pea Weevil

Bruchus pisorum

A small brownish beetle that lays eggs on developing pea pods. The larva eats its way into a single ...

4-5 mm
Lampyridae

Pennsylvania Firefly

Photuris pennsylvanica

A common firefly of the eastern United States that produces a green-yellow bioluminescent flash. Adu...

10-15 mm
Staphylinidae

Pictured Rove Beetle

Paederus littoralis

A slender black and orange rove beetle with short elytra exposing most of its abdomen. It contains t...

7-10mm
Tenebrionidae Not Evaluated

Pinacate Beetle

Eleodes armata

A shiny black desert beetle with spine-like projections on its legs. It performs a distinctive heads...

25-35 mm
Scarabaeidae

Pindarus Christmas Beetle

Anoplognathus pindarus

A medium-sized brown Christmas beetle with a distinctly punctured thorax. It is found in coastal and...

18-22 mm
Scarabaeidae Near Threatened

Pine Chafer

Polyphylla fullo

A large brown chafer beetle with white marbled markings on its elytra. Males have enormous fan-shape...

25-36mm
Cerambycidae Not Evaluated

Pine Sawyer Beetle

Monochamus galloprovincialis

A large brown longhorn beetle that breeds in dying or recently dead pine trees. It is a vector of th...

15-28 mm
Curculionidae

Pitted Ambrosia Beetle

Cnesinus strigicollis

A tiny dark brown bark beetle that cultivates fungal gardens inside its tunnels. It introduces ambro...

2-3mm
Erotylidae

Pleasing Fungus Beetle

Gibbifer californicus

A brightly colored beetle that feeds exclusively on bracket fungi on dead trees. Its warning colors ...

10-20 mm
Synchroidae

Pleasing Lacewing Beetle

Zenoa picea

An uncommon beetle found only on fungus-covered deciduous trees....

6-9 mm
Curculionidae

Plum Curculio

Conotrachelus nenuphar

A dark brown snout beetle covered in warty bumps that is a major pest of stone fruits. Females carve...

4-6 mm
Scarabaeidae

Polka-dot Fruit Chafer

Cyprolais hornimani

A vivid green chafer beetle covered with small white spots across the elytra. It is found feeding on...

20-30 mm
Curculionidae

Polydrusus Weevil

Polydrusus sericeus

A small weevil covered in brilliant green scales that sparkle in sunlight. It is commonly found on b...

5-8mm
Cerambycidae

Ponderosa Pine Bark Borer

Acanthocinus princeps

A grey-brown longhorn beetle with extremely long antennae that can be four times its body length. Ma...

14-23mm
Zopheridae Critically Endangered

Powdered Fungus Beetle of Azores

Tarphius floresensis

A tiny beetle endemic to Flores Island in the Azores. It inhabits decaying wood in remnant laurel fo...

0.2-0.4 cm
Bostrichidae Not Evaluated

Powderpost Beetle

Lyctus brunneus

A small, slender reddish-brown beetle that reduces hardwood timber to fine powder. It is a significa...

3-7 mm
Dytiscidae

Predaceous Diving Beetle

Cybister lateralimarginalis

A large olive-green diving beetle found across southern Europe and Africa. It is a powerful swimmer ...

30-37 mm
Cerambycidae

Prionine Longhorn Beetle

Agrianome spinicollis

One of Australia's largest longhorn beetles with a robust brown body and spiny thorax. Its larvae ar...

30-60 mm body length
Cicindelidae

Punctured Tiger Beetle

Cicindela punctulata

A small dark bronze to greenish tiger beetle with fine punctures on its elytra. It is one of the mos...

10-13 mm
Cicindelidae Endangered

Puritan Tiger Beetle

Cicindela puritana

A bronze-green tiger beetle with white markings found only on sandy riverbanks and beaches. It is on...

11-14mm
Phengodidae

Railroad Worm

Phrixothrix hirtus

A beetle larva with 11 pairs of green-glowing lateral organs and a red-glowing headlamp — the only l...

30-65 mm (larvae)
Chrysomelidae Near Threatened

Rainbow Leaf Beetle

Chrysolina cerealis

A spectacularly colored beetle with iridescent stripes of red, green, blue, and purple. It is extrem...

7-10 mm
Chrysomelidae

Rainbow Leaf Beetle

Chrysolina fastuosa

A metallic multicolored beetle with iridescent green, blue, and purple stripes....

5-7 mm
Lucanidae

Rainbow Stag Beetle

Phalacrognathus muelleri

Australias most spectacularly colored beetle, with iridescent green, red, gold, and purple metallic ...

25-70 mm
Tenebrionidae Not Evaluated

Red Flour Beetle

Tribolium castaneum

A small, reddish-brown beetle that is one of the most important stored-grain pests worldwide. It is ...

3-4 mm
Cerambycidae

Red Milkweed Beetle

Tetraopes tetrophthalmus

A bright red beetle with black spots, exclusively associated with common milkweed. Its antennae bise...

9-14 mm
Curculionidae

Red Palm Weevil

Rhynchophorus ferrugineus

A large rusty-red weevil with a long curved rostrum and dark spots on the thorax. Its larvae bore de...

19-42 mm
Chrysomelidae

Red Poplar Leaf Beetle

Chrysomela populi

A shiny red-orange beetle with a black head, commonly found on poplar and willow trees. Larvae relea...

10-12 mm
Cantharidae

Red Soldier Beetle

Rhagonycha fulva

A very common soldier beetle in Europe with orange-red elytra tipped in black. It is one of the most...

8-10 mm
Pyrochroidae

Red-Headed Cardinal Beetle

Pyrochroa serraticornis

A vivid red beetle with serrated antennae found on flowers and under bark. Larvae are predatory and ...

14-20 mm
Buprestidae

Red-legged Jewel Beetle

Castiarina rufipennis

A medium-sized jewel beetle with reddish-brown elytra and metallic green thorax. It visits flowers i...

10-15 mm
Silphidae

Red-Lined Carrion Beetle

Necrodes surinamensis

A dark, flattened carrion beetle with reddish markings on the tips of its elytra. It is one of the f...

15-25 mm
Mordellidae

Red-Tipped Tumbling Flower Beetle

Mordellina pustulata

A small tumbling flower beetle with dark elytra bearing reddish markings, found across Europe. Larva...

3-5 mm
Cupedidae

Reticulated Beetle

Tenomerga cinerea

A living fossil from one of the most ancient beetle families still extant....

10-14 mm
Scarabaeidae

Rhinoceros Beetle

Xylotrupes ulysses

A large, powerful scarab beetle where males sport a prominent forked horn on the head. It is commonl...

30-50 mm
Scarabaeidae

Rhinoceros Beetle

Oryctes nasicornis

A large brown beetle where males bear a curved horn on the head. Larvae develop in rotting wood, com...

25-40 mm
Scarabaeidae

Rhinoceros Beetle

Dynastes neptunus

Males have enormous horns used in wrestling matches for territory and mates. Despite their fearsome ...

50-160 mm (including horns)
Scarabaeidae Not Evaluated

Rhinoceros Dung Beetle

Heliocopris dominus

A large nocturnal dung beetle found in the forests of Southeast Asia. It constructs enormous brood b...

35-50 mm
Hydrophilidae

Ridged Water Scavenger Beetle

Helochares obscurus

A small brown water beetle found in well-vegetated ponds across Europe. Females carry their egg sacs...

4-6 mm
Elmidae

Riffle Beetle

Elmis aenea

A tiny, dark beetle that spends its entire adult life underwater clinging to rocks in riffles. It br...

1.5-2.5 mm
Derodontidae

Rolled-wing Beetle

Derodontus maculatus

A tiny beetle that feeds on slime molds on decaying logs in cool forests....

2-4 mm
Scarabaeidae

Rose Chafer

Cetonia aurata

A shiny, metallic green beetle commonly found on roses and other flowers. Unlike most beetles, it fl...

14-20 mm
Chrysomelidae

Rosemary Beetle

Chrysolina americana

A small oval beetle with metallic green and purple stripes on its elytra. Despite its name, it origi...

5-8mm
Dytiscidae

Rough-Skinned Diving Beetle

Dytiscus lapponicus

A large diving beetle of northern and alpine regions across Europe and Asia. Both sexes have finely ...

24-30 mm
Scarabaeidae

Royal Goliath Beetle

Goliathus regius

A massive scarab beetle with bold white and brown markings on its elytra. Males have a forked horn u...

50-100 mm
Meloidae Endangered

Rugged Oil Beetle

Meloe rugosus

A rare, dark and heavily wrinkled oil beetle that appears in autumn unlike its spring-emerging relat...

8-25 mm
Scarabaeidae

Rugose Christmas Beetle

Anoplognathus rugosus

A robust dark brown scarab with distinctly wrinkled elytra found in southeastern Australia. Adults a...

18-24 mm
Cantharidae

Rustic Soldier Beetle

Cantharis rustica

A common European soldier beetle with dark elytra and an orange-red pronotum marked with a black spo...

11-15 mm
Cerambycidae Not Evaluated

Saga Longhorn Beetle

Batocera lineolata

A large longhorn beetle with pale greenish-grey elytra marked with dark spots and lines. Its larvae ...

40-55 mm
Lampyridae

Say's Firefly

Pyractomena borealis

An early-season firefly of northern North America that flies low over wetlands. It produces a distin...

9-13 mm
Lampyridae

Say's Firefly

Pyractomena angulata

An early-season firefly with amber-orange flashes seen in spring across eastern North America. It is...

8-14 mm
Melyridae

Scarlet Malachite Beetle

Malachius aeneus

A small beetle with brilliant red and metallic green coloring. Males have peculiar orange head appen...

5-7 mm
Lycidae Not Evaluated

Scarlet Net-Winged Beetle

Plateros brasiliensis

A bright red lycid beetle found in the Atlantic Forest region of Brazil. Its vivid coloration is par...

8-14 mm
Hygrobiidae

Screech Beetle

Hygrobia hermanni

A medium-sized, reddish-brown water beetle that produces an audible squeaking sound when handled. It...

8-10 mm
Ptilodactylidae

Serrate-Winged Beetle

Ptilodactyla serricollis

A small, oval beetle with serrate antennae found in Japan's forested mountain areas. Larvae are semi...

4-6 mm
Coccinellidae

Seven-Spot Ladybird

Coccinella septempunctata

The most common ladybird in Europe. Its bright red coloring with seven black spots warns predators o...

5-8 mm
Coccinellidae Near Threatened

Seven-Spotted Lady Beetle

Coccinella magnifica

A scarce ladybird that lives exclusively in and around wood ant nests. It closely resembles the comm...

6-8 mm
Silphidae

Sexton Beetle

Nicrophorus vespilloides

A black and orange carrion beetle that buries small animal carcasses as food for its larvae. Both pa...

12-18 mm
Lucanidae Endangered

Seychelles Stag Beetle

Didimus seychellensis

A stag beetle endemic to the granitic islands of the Seychelles. It lives in decaying wood in native...

2-3 cm
Dytiscidae

Sharp-Grooved Diving Beetle

Acilius sulcatus

A medium-sized diving beetle widespread across Europe, recognized by the deeply grooved elytra of fe...

15-18 mm
Meloidae Near Threatened

Short-Winged Blister Beetle

Meloe violaceus

A blue-violet oil beetle found across Europe, often seen walking on paths and open ground in spring....

15-32 mm
Oedemeridae

Short-Winged False Blister Beetle

Oedemera femorata

A dark-colored oedemerid with gaping elytra that do not cover the full abdomen. Males have conspicuo...

8-12 mm
Lucanidae Not Evaluated

Siamese Stag Beetle

Hexarthrius parryi

A large stag beetle with impressive curved mandibles and a dark brown to black body. Males use their...

45-90 mm
Mordellidae

Silver-Haired Tumbling Flower Beetle

Mordellistena argentata

A tiny tumbling flower beetle covered in fine silvery pubescence across Europe. Larvae develop in th...

2-4 mm
Buprestidae

Simulated Jewel Beetle

Castiarina simulata

A small jewel beetle with variable yellow and black banded patterning on its elytra. It is found in ...

8-12 mm
Cicindelidae

Six-Spotted Tiger Beetle

Cicindela sexguttata

A brilliant metallic green beetle with six white spots on its elytra. It is an agile predator common...

10-14 mm
Lucanidae Endangered

Slack Creek Stag Beetle

Lissotes menalcas

A small glossy black stag beetle endemic to Tasmania. Males have modest but distinctly curved mandib...

12-20mm
Scarabaeidae Not Evaluated

Small Hive Beetle

Aethina tumida

A small dark beetle native to sub-Saharan Africa that is a serious pest of honeybee colonies. It has...

5-7 mm
Lampyridae

Smokies Synchronous Firefly

Photinus macdermotti

A firefly found in the central Appalachian region that produces slow, deliberate flashes. It is clos...

9-12 mm
Drilidae

Snail-killing Fly Beetle

Drilus flavescens

A brown beetle with soft elytra where males are winged but females are larviform and never develop w...

7-15mm
Belidae

Snout Beetle

Rhinotia hemistictus

An elongated Australian weevil with a remarkably long snout and metallic blue-green coloring with or...

12-20mm
Cantharidae

Soldier Beetle

Cantharis livida

A soft-bodied beetle with orange-yellow elytra and a dark head. Adults are commonly seen on flower h...

11-14 mm
Tenebrionidae

South American Darkling Beetle

Zophobas morio

A large shiny black darkling beetle widely distributed across tropical South America. Its larvae, kn...

18-25 mm
Scarabaeidae

South American Dung Beetle

Oxysternon conspicillatum

A metallic green and copper dung beetle common in Amazonian forests. Males have a distinctive curved...

15-25 mm
Chrysomelidae Not Evaluated

South American Leaf Beetle

Doryphora reticulata

A colorful leaf beetle with a reticulated pattern of black lines over yellow-orange elytra. It feeds...

10-15 mm
Curculionidae Not Evaluated

South American Weevil

Rhinostomus barbirostris

A large black weevil with a very long, slender rostrum used for boring into palm trunks. It is an im...

30-50 mm
Curculionidae

Southern Pine Beetle

Dendroctonus frontalis

A tiny dark brown bark beetle that is the most destructive insect pest of southern pine forests. Inf...

2-4 mm
Carabidae

Spanish Copper

Carabus hispanus

A spectacular ground beetle with vivid coppery-red and green metallic colouring. It inhabits souther...

22-34 mm
Scarabaeidae Near Threatened

Spanish Copris

Copris hispanus

A large shiny black dung beetle with a single curved horn on the males head. It constructs elaborate...

18-27mm
Meloidae

Spanish Fly

Lytta vesicatoria

A slender, metallic green blister beetle with soft elytra. It produces cantharidin, a potent blister...

10-22mm
Cerambycidae

Speckled Longhorn

Pachytodes cerambyciformis

A small yellow longhorn beetle with variable black spots and markings. It is a frequent visitor to h...

7-12mm
Ptinidae

Spider Beetle

Mezium americanum

A globular beetle that closely resembles a small spider in shape and movement....

2-4 mm
Ptinidae Not Evaluated

Spider Beetle

Ptinus fur

A small, globular beetle that resembles a spider due to its long legs and rounded body. It is a comm...

2-4 mm
Carabidae

Spiny Oakworm Moth Predator Beetle

Calosoma scrutator

A large, iridescent green ground beetle with violet-blue margins, known as the fiery searcher. It hu...

25-36 mm
Geotrupidae

Splendid Earth-boring Beetle

Bolbocerosoma farctum

A stout rotund beetle with a polished amber-brown body. It digs deep burrows in sandy soil and is at...

8-14mm
Scarabaeidae

Splendid Earth-Boring Beetle

Phanaeus splendidulus

A small but strikingly colored scarab found in the southeastern United States. Its coppery-green ely...

10-16 mm
Chrysomelidae Not Evaluated

Spotted Asparagus Beetle

Crioceris duodecimpunctata

A reddish-orange beetle with twelve black spots on its elytra. It is a pest of asparagus, with larva...

6-7 mm
Chrysomelidae

Spotted Cucumber Beetle

Diabrotica undecimpunctata

A yellowish-green beetle with eleven black spots on its elytra. It is a significant agricultural pes...

5-7mm
Scarabaeidae

Spotted Flower Chafer

Protaetia morio

A matt black scarab beetle with scattered white spots on its elytra. It feeds on flowers and ripe fr...

15-22mm
Scarabaeidae

Spotted Flower Chafer

Polystigma punctata

A metallic brown-green flower chafer with white spots scattered across the elytra. It is commonly fo...

12-18 mm
Cerambycidae

Spotted Longhorn Beetle

Leptura quadrifasciata

A black and yellow banded longhorn beetle with a tapered body and long antennae. It visits flowers i...

11-20mm
Cerambycidae

Spotted Longhorn Beetle

Ceroplesis aestuans

A grey longhorn beetle covered in distinct pale spots across its elytra. Larvae develop inside livin...

25-40 mm
Lampyridae Not Evaluated

Spring Pygmy Firefly

Pleotomus pallens

A tiny, rarely seen firefly of the eastern United States with a very short adult life span. Males pr...

5-8 mm
Curculionidae

Spruce Beetle

Dendroctonus rufipennis

A dark brown to black bark beetle that is the primary killer of mature spruce trees in North America...

4-7 mm
Lampyridae Data Deficient

Sri Lankan Firefly

Luciola singalesa

A tropical firefly endemic to Sri Lanka found in lowland forests. It produces a bright yellow-green ...

7-10 mm
Helotidae Endangered

Sri Lankan Relict Ant Beetle

Helota vigorsii

A rare beetle found only in the wet zone forests of Sri Lanka. It lives under bark and is associated...

0.5-1 cm
Lucanidae Near Threatened

Stag Beetle

Lucanus cervus

Europes largest beetle. Males have dramatically enlarged mandibles resembling antlers, used in wrest...

25-75 mm (males with mandibles)
Cerambycidae

Stag Beetle Mimic Longhorn

Cerambyx scopolii

A medium-sized dark brown longhorn beetle common across Europe. Adults emerge in late spring and are...

17-28 mm
Lucanidae Endangered

Stag Beetle of Rhodes

Dorcus rhodensis

A stag beetle endemic to the Greek island of Rhodes. Males have large mandibles used in combat over ...

2-4 cm
Cerambycidae

Stag-jawed Longhorn

Dorysthenes buqueti

A large dark brown longhorn beetle with massive toothed mandibles in males resembling those of stag ...

40-70mm
Buprestidae

Steelblue Jewel Beetle

Phaenops cyanea

A compact dark metallic blue-green beetle that attacks stressed pine trees. It has infrared sensors ...

7-12mm
Coccinellidae

Steelblue Ladybird

Halmus chalybeus

A small metallic blue-green ladybird native to Australia. It is an important predator of scale insec...

3-4 mm
Gyrinidae

Striped Whirligig Beetle

Gyrinus substriatus

A small whirligig beetle common across Europe, with fine longitudinal lines on the elytra. It aggreg...

5-7 mm
Cerambycidae

Stripey Longhorn Beetle

Zographus niveisparsus

A boldly patterned longhorn with white bands and patches on a dark background. It is found in tropic...

30-50 mm
Tenebrionidae

Sulphur Beetle

Cteniopus sulphureus

A bright sulphur-yellow beetle that looks more like a flower beetle than a typical darkling beetle. ...

7-10mm
Dytiscidae

Sunburst Diving Beetle

Thermonectus marmoratus

A striking yellow-and-black spotted diving beetle from the American Southwest and Mexico. Its larvae...

12-15 mm
Lucanidae Not Evaluated

Sunda Stag Beetle

Cyclommatus metallifer

A stunning metallic gold and bronze stag beetle from Indonesia with extremely long mandibles. Males ...

35-95 mm
Lampyridae

Synchronous Firefly

Photinus carolinus

One of the few firefly species in North America that synchronizes its flashing patterns. Thousands f...

8-12 mm
Lampyridae

Taiwanese Window Firefly

Pyrocoelia analis

A large Taiwanese firefly with a distinctive orange pronotum and transparent wing windows. Its larva...

12-18 mm
Cerambycidae

Tanner Beetle

Prionus coriarius

A large, robust, dark brown longhorn beetle that flies noisily at dusk. Its powerful larvae bore int...

18-45 mm
Chrysomelidae Near Threatened

Tansy Beetle

Chrysolina graminis

A stunning metallic green and copper beetle covered in tiny pits. It is one of the rarest beetles in...

7-11mm
Micromalthidae

Telephone Pole Beetle

Micromalthus debilis

The sole surviving member of an ancient beetle family dating back 200 million years....

1.5-2.5 mm
Lampyridae Near Threatened

Thai Synchronous Firefly

Pteroptyx malaccae

A synchronous firefly of Southeast Asian mangroves that gathers in large congregations. Males synchr...

5-8 mm
Oedemeridae

Thick-legged Flower Beetle

Oedemera nobilis

A metallic green beetle with splayed elytra that expose the wings. Males have distinctively swollen ...

8-12mm
Cerambycidae

Timberman Beetle

Acanthocinus aedilis

A mottled grey-brown longhorn beetle with antennae up to five times its body length in males. It bre...

12-20 mm body; antennae up to 100 mm
Cerambycidae Data Deficient

Titan Beetle

Titanus giganteus

The largest beetle by body length in the world. Adults do not feed, surviving on fat reserves from t...

130-170 mm
Cetoniidae Not Evaluated

Titan Flower Beetle

Jumnos ruckeri

A spectacular velvety green and yellow flower beetle from Southeast Asian highlands. Males have dist...

30-50 mm
Cerambycidae

Titan Longhorn Beetle

Phoracantha tricuspis

A large longhorn beetle with brown coloring and three-pronged elytral spines at the tips. It attacks...

18-28 mm body length
Ptilodactylidae

Toe-winged Beetle

Ptilodactyla exotica

A soft-bodied beetle whose larvae are aquatic and breathe through anal gills....

5-10 mm
Carabidae Endangered

Tooth Cave Ground Beetle

Rhadine persephone

A tiny eyeless ground beetle found only in a few limestone caves near Austin, Texas. It is a special...

0.5-0.7 cm
Tenebrionidae

Tooth-Necked Fungus Beetle

Bolitotherus cornutus

A heavily armored, warty brown beetle that feeds on shelf fungi on dead trees. Males have two promin...

10-12 mm
Chrysomelidae

Tortoise Beetle

Aspidimorpha sanctaecrucis

A spectacular Asian tortoise beetle with a translucent golden shell margin that reveals internal str...

10-14 mm
Cerambycidae Endangered

Totara Longhorn Beetle

Xylotoles costatus

A longhorn beetle endemic to the Chatham Islands of New Zealand. It breeds in dead wood of native Dr...

1-2 cm
Coccinellidae

Transverse Ladybird

Coccinella transversalis

An Australian native ladybird with variable orange-and-black markings. It is an important biological...

4-6 mm
Lycidae Data Deficient

Trilobite Beetle

Duliticola hoiseni

Females are large, larviform, and look strikingly like trilobites from the Paleozoic era. Males are ...

40-80 mm (females), 8-10 mm (males)
Lycidae Data Deficient

Trilobite Beetle

Platerodrilus paradoxus

One of the most bizarre beetles in the world where adult females retain a flattened larval appearanc...

40-65mm
Ptilodactylidae Not Evaluated

Tropical Toed-Winged Beetle

Anchytarsus bicolor

A two-toned brown ptilodactylid beetle found in Central and South American cloud forests. Its larvae...

6-9 mm
Scarabaeidae

Tumblebug Beetle

Canthon vigilans

A small dung beetle that buries carrion as well as dung for its larvae....

8-14 mm
Mordellidae

Tumbling Flower Beetle

Mordella aculeata

A small, humpbacked beetle that tumbles erratically when disturbed. Adults are commonly found on flo...

3-6 mm
Gyrinidae

Twelve-Lined Whirligig Beetle

Gyrinus minutus

One of the smallest European whirligig beetles, found in clean ponds and lakes. It is often overlook...

3-4 mm
Coccinellidae

Twenty-Two Spot Ladybird

Psyllobora vigintiduopunctata

A tiny bright yellow ladybird with exactly 22 black spots, widespread across Europe. Unlike most lad...

3-4 mm
Cerambycidae

Twig-girdling Longhorn

Ceroplesis thunbergii

A grey and black longhorn beetle with pale speckled markings. It girdles living twigs to create suit...

20-35 mm
Buprestidae Not Evaluated

Two-Spotted Oak Buprestid

Agrilus biguttatus

A slender, dark bronze-green jewel beetle with two white spots on its elytra. It is implicated in ac...

8-13 mm
Dermestidae Not Evaluated

Varied Carpet Beetle

Anthrenus verbasci

A tiny, round beetle with mottled white, brown, and yellow scales on its elytra. It is a worldwide p...

2-3 mm
Coccinellidae

Vedalia Beetle

Novius cardinalis

A small red-and-black ladybird famous as the first successful biological control agent in history. I...

3-4 mm
Carabidae

Violet Ground Beetle

Carabus violaceus

A large black beetle with violet or purple margins on its elytra and thorax. It is nocturnal and hid...

20-35mm
Carabidae Data Deficient

Violin Beetle

Mormolyce borneensis

A flat violin-shaped ground beetle adapted to slide between bracket fungi layers....

60-100 mm
Carabidae

Violin Beetle

Mormolyce phyllodes

An extraordinarily flat beetle shaped like a violin. Its paper-thin body allows it to squeeze betwee...

80-100 mm
Euchiridae Not Evaluated

Wallace's Long-Armed Beetle

Cheirotonus parryi

A large, rare beetle with extremely elongated forelegs in males. Named for the naturalist Alfred Rus...

50-80 mm
Scarabaeidae

Washerwoman Christmas Beetle

Anoplognathus porosus

A large tan to brown Christmas beetle with a rough, pitted elytra surface. It is one of the most wid...

20-28 mm
Cerambycidae

Wasp Beetle

Clytus arietis

A longhorn beetle with yellow and black banding that mimics a common wasp. It even moves in a jerky,...

7-14 mm
Hydrophilidae Near Threatened

Water Scavenger Beetle

Hydrophilus piceus

One of the largest European water beetles, with a glossy black, boat-shaped body. Despite its name, ...

34-48 mm
Curculionidae

Weevil

Curculio glandium

Acorn weevils have an enormously long rostrum (snout) used to bore into acorns for egg laying. Curcu...

4-9 mm
Lampyridae Data Deficient

Western Firefly

Microphotus angustus

A rare western North American firefly with larviform females that glow. Males are winged but produce...

8-12 mm
Curculionidae

Western Pine Beetle

Dendroctonus brevicomis

A small dark brown bark beetle that attacks ponderosa pine trees. It is one of the most destructive ...

3-5 mm
Psephenidae

Western Water Penny

Psephenus falli

A water penny beetle restricted to clean mountain streams in western North America. Its disc-shaped ...

4-5 mm (adults)
Gyrinidae

Whirligig Beetle

Gyrinus natator

A small, oval, shiny black beetle that spins in rapid circles on the water surface. Its eyes are div...

5-7 mm
Gyrinidae

Whirligig Diving Beetle

Macrogyrus oblongus

A large whirligig beetle that spins on the water surface of African rivers....

12-18 mm
Scarabaeidae

White-lined Goliath Beetle

Goliathus orientalis

A striking goliath beetle with bold white longitudinal stripes on a dark background. It inhabits for...

50-100 mm
Cerambycidae Not Evaluated

White-spotted Longhorn

Batocera rufomaculata

A large greyish-brown longhorn beetle with orange or rufous spots on its elytra. It is a significant...

35-55 mm
Cerambycidae

White-spotted Sawyer

Monochamus scutellatus

A large black longhorn beetle with a distinctive white spot at the base of the elytra. Males have an...

15-27mm
Lampyridae

Winter Firefly

Ellychnia corrusca

A day-active firefly that does not produce light as an adult. It is commonly found on tree trunks du...

10-14 mm
Euchirinae Critically Endangered

Yanbaru Long-armed Scarab

Cheirotonus jambar

An extremely rare scarab beetle endemic to the Yanbaru forests of Okinawa. Males have greatly elonga...

45-65 mm
Oedemeridae

Yellow False Blister Beetle

Oedemera flavipes

A slender yellowish-brown oedemerid beetle found across Europe. It is a frequent visitor to umbellif...

7-10 mm
Hydrophilidae Near Threatened

Yellow-Margined Water Scavenger Beetle

Hydrochara caraboides

A large dark water scavenger beetle with yellowish margins on the pronotum. It inhabits well-vegetat...

14-18 mm