PaleoDB taxon number: 64672
Full reference: F. W. True. 1912. A fossil toothed cetacean from California representing a new genus and species. Smithsonian Miscellaneous Collection 60(11):1-7
Sister taxa: none
Type specimen: UMMP 1352. Its type locality is Rodeo NR, which is in a Clarendonian marine horizon in the San Pablo Formation of California.
Ecology: aquatic carnivore