PaleoDB taxon number: 253221
Full reference: N. R. Longrich, B.-A. S. Bhullar, and J. A. Gauthier. 2012. Mass extinction of lizards and snakes at the Cretaceous–Paleogene boundary. Proceedings of the National Academy of Sciences 109(52):21396-21401
Sister taxa: none
Type specimen: UCMP 128873, a mandible (right dentary). Its type locality is Baldy Butte SW-Blazing Saddle, which is in a Lancian terrestrial sandstone in the Hell Creek Formation of Montana.