PaleoDB taxon number: 351957
Full reference: B. L. Clark and A. O. Woodford. 1927. The geology and paleontology of the type section of the Meganos Formation (lower Middle Eocene) of California. University of California Publications in Geological Sciences 17(2):63-142
Type specimen: UCMP 31365, a shell. Its type locality is UCMP 3577, Dry Creek, which is in a Ypresian coastal sandstone in the Meganos Formation of California.
Ecology: epifaunal carnivore