Black-striped Longhorn vs Ponderous Borer

Side-by-side species comparison

Attribute Black-striped Longhorn Ponderous Borer
Scientific Name Stenurella melanura Trichocnemis spiculatus
Order Coleoptera Coleoptera
Family Cerambycidae Cerambycidae
Size 6-9 mm 40-60 mm
Habitat Woodlands Ponds & Lakes
Diet Wood Feeders Wood Feeders
Regions Europe Western United States, British Columbia
Conservation Least Concern Least Concern

Black-striped Longhorn

A small, attractive longhorn beetle commonly found on flowers in summer. Has dark wing tips on a yellowish-brown body. Larvae develop in dead deciduous wood.

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Did You Know?

One of the most commonly seen longhorn beetles on flowers, particularly hogweed and other umbellifers.

Ponderous Borer

One of the largest cerambycids in North America, this prionine breeds in the roots and lower trunks of dead ponderosa pines. Adults are dark brown with a somewhat rough body surface. They are nocturnal and attracted to lights.

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Did You Know?

Larval development can take up to six years in dry dead wood, one of the longest development times for any beetle.