Full reference: E. D. Cope. 1895. Fourth contribution to the marine fauna of the Miocene Period of the United States. Proceedings of the American Philosphical Society 34:135-155
Type specimen: USNM 8517, a skull. Its type locality is City Point, which is in a Pliocene shallow subtidal horizon in the Yorktown Formation of Virginia.
Ecology: aquatic carnivore-suspension feeder
Distribution: found only at City Point
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.