PaleoDB taxon number: 351955
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
Sister taxa: none
Type specimen: UCMP 31252, a shell. Its type locality is UCMP 3159, Deer Valley, which is in a Ypresian coastal sandstone in the Meganos Formation of California.
Ecology: epifaunal carnivore