PaleoDB taxon number: 63221
Full reference: E. D. Mitchell. 1989. A new cetacean from the late Eocene La Meseta Formation, Seymour Island, Antarctic Peninsula. Canadian Journal of Fisheries and Aquatic Sciences 46(12):2219-2235
Sister taxa: none
Type specimen: USNM 183022, a partial skull. Its type locality is La Meseta Seymour Island, Unit III, which is in a Priabonian lagoonal sandstone in the La Meseta Formation of Antarctica.
Ecology: aquatic carnivore-suspension feeder