Full reference: A. S. Dagys. 1965. Triasovye Brakhiopody Sibiri 1-186
Sister taxa: none
Type specimen: IGiG 230/118. Its type locality is Yasachnaya River, left tributary of Kolyma River, which is in a Carnian marine horizon in the Russian Federation.
Ecology: stationary low-level epifaunal suspension feeder
Average measurements (in mm): valve 28.0 x 34.0