Insecta - Coleoptera - Scarabaeidae
Full reference: B. C. Ratcliffe and D. M. Smith. 2005. Taxonomic names, in Oryctoantiquus borealis, new genus and species from the Eocene of Oregon, U.S.A., the world's oldest fossil dynastine and largest fossil scarabaeid (Coleoptera: Scarabaeidae: Dynastinae). The Coleopterists Bulletin 59(1):127-135
Belongs to Oryctoantiquus according to B. C. Ratcliffe and D. M. Smith 2005
Sister taxa: none
Type specimen: UCMP PA503/157049, an exoskeleton (incomplete body (metasternum, metepimeron, posterior legs)). Its type locality is UCMP 3904, West Branch Creek, which is in an Eocene terrestrial siliciclastic in the Clarno Formation of Oregon.
Ecology:
Distribution: found only at UCMP 3904, West Branch Creek
Specimen images are retrieved through the ePANDDA API.