Flat Bark Hister Beetle vs Flavolined Longhorn

Side-by-side species comparison

Attribute Flat Bark Hister Beetle Flavolined Longhorn
Scientific Name Hololepta plana Macrodontia flavipennis
Order Coleoptera Coleoptera
Family Histeridae Cerambycidae
Size 7-10 mm 45-75 mm
Habitat Woodlands Forests
Diet Wood Feeders Wood Feeders
Regions Eastern North America Brazil, Peru, Ecuador, Colombia
Conservation Least Concern Least Concern

Flat Bark Hister Beetle

An extremely flattened, disc-like black beetle found under bark of dead trees. Its body is compressed to fit in the narrow space between bark and wood.

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Did You Know?

Its body is so flat it can squeeze into gaps less than 2 mm wide to pursue prey under tight-fitting bark.

Flavolined Longhorn

A large prionine beetle with yellowish elytra and dark veined patterns, found in the Amazon basin. It is less well known than its more famous congeners. Larvae develop in large fallen trunks in primary forest.

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Did You Know?

Adults are attracted to mercury vapor lights and are most commonly collected at light traps during the wet season.