†Ktunaxia jucunda LaPolla & Greenwalt, 2015: 166, figs. 3, 15b (q.) U.S.A. (Montana, Eocene, Lutetian).

Primary type information: Primary type locality: U.S.A.: Montana, Middle Fork of the Flathead River between Paola and Coal Creeks; Kishenehn Formation. Primary type depository: USNM. Primary type specimen: USNM# 609585.