Bug Identifier
Brown Prionid Beetle
Community identification

Brown Prionid Beetle

Orthosoma brunneum

Order & Family
Order: Coleoptera, Family: Cerambycidae
Size
25 to 50 mm (1 to 2 inches)
See this bug in the Encyclopedia

Natural Habitat

Deciduous forests and urban areas near rotting logs or stumps.

Diet & Feeding

Larvae (grubs) eat decaying wood of various hardwood trees; adults may eat very little or nothing at all.

Behavior Patterns

Mainly nocturnal, attracted to artificial lights, and known for the long-lived larval stage in rotting wood.

Risks & Benefits

Beneficial to ecosystems as a primary decomposer of wood; harmless to humans, though they can deliver a pinch with mandibles if handled.