Lingulata - Lingulida - Discinidae

Belongs to Orbiculoidea according to A. S. Dagys 1985

Sister taxa: Orbiculoidea anhuiensis, Orbiculoidea capuliformis, Orbiculoidea clintonensis, Orbiculoidea elegans, Orbiculoidea excentrica, Orbiculoidea interlineata, Orbiculoidea jangarensis, Orbiculoidea kolymaensis, Orbiculoidea linguliformis, Orbiculoidea magna, Orbiculoidea minor, Orbiculoidea minuta, Orbiculoidea missouriensis, Orbiculoidea nucleola, Orbiculoidea ovalis, Orbiculoidea platymitraformis, Orbiculoidea prietana, Orbiculoidea qieermaensis, Orbiculoidea qinglongensis, Orbiculoidea rotularia, Orbiculoidea soyanensis, Orbiculoidea spitsbergensis, Orbiculoidea taskrestensis, Orbiculoidea tobaensis, Orbiculoidea utahensis, Orbiculoidea warthi, Orbiculoidea wyomingensis, Orbiculoidea yangkangensis

Type specimen: TsGM 5302/577. Its type locality is Pronchishcheva Range, which is in an Anisian marine horizon in the Russian Federation.

Ecology: stationary low-level epifaunal suspension feeder

Average measurements (in mm): valve 13.7 x 12.3