Full reference: J. M. Adrain and S. R. Westrop. 2007. Bearriverops, a new Lower Ordovician trilobite genus from the Great Basin, western USA, and classification of the family Dimeropygidae. Canadian Journal of Earth Sciences 44:337-366
Type specimen: SUI 99859, an exoskeleton. Its type locality is FB7 102.1, Franklin Basin, which is in a Stairsian shallow subtidal horizon in the Garden City Formation of Idaho.
Ecology: fast-moving low-level epifaunal deposit feeder