Pedilus Beetle vs Black Sedge

Side-by-side species comparison

Attribute Pedilus Beetle Black Sedge
Scientific Name Notoxus monoceros Silo nigricornis
Order Coleoptera Trichoptera
Family Anthicidae Goeridae
Size 3-5 mm 7-9 mm body
Habitat Rivers & Streams Rivers & Streams
Diet Detritivores Omnivores
Regions Europe Europe
Conservation Least Concern Least Concern

Pedilus Beetle

A small ant-like beetle with a distinctive forward-pointing horn on the thorax. Found on sandy ground and under debris. The horn function is unknown but may be used in combat.

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Did You Know?

Males bear a prominent forward-pointing thoracic horn whose function remains a mystery to entomologists.

Black Sedge

A caddisfly whose larvae build heavy cases from sand grains cemented with silk. Found in clean, stony streams. Cases have lateral flanges of larger stones for ballast.

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Did You Know?

Larval cases have added flanges of larger stones that act as ballast, preventing the case from being swept away.