About 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.
Did You Know?
Larval development can take up to six years in dry dead wood, one of the longest development times for any beetle.
Distribution
Where Ponderous Borer can be found
Seasonal Activity
Peak activity
Moderate
Low / dormant
Cite This Page
APA:
Orbitrock. (2026). Ponderous Borer (Trichocnemis spiculatus). Retrieved from https://orbitrock.com/insect/ponderous-borer
MLA:
"Ponderous Borer." Orbitrock, https://orbitrock.com/insect/ponderous-borer.