Full reference: D. Vandermark, J. A. Tarduno, D. B. Brinkman, R. D. Cottrell, and S. Mason. 2009. New Late Cretaceous macrobaenid turtle with Asian affinities from the High Canadian Arctic: Dispersal via ice-free polar routes. Geology 37(2):183-186
Sister taxa: none
Type specimen: UR 06.085, a partial shell (impressions of the dorsal and ventral carapacial surfaces, and impressions of posterior plastron with a single hyoplastron and both hypoplastra and xiphiplastr). Its type locality is Expedition Fiord, Axel Heiberg, which is in a Turonian/Coniacian estuary/bay siltstone/shale in the Kanguk Formation of Canada.
Average measurements (in mm): impressions of the dorsal and ventral (counterpart, Fig. 1B) carapacial surface length 300.0