Rhynchonellata - Spiriferinida - Spiriferinidae

Alternative combination: Mentzelia rotunda

Belongs to Viligella according to A. S. Dagys 1974

Sister taxa: Viligella dubia, Viligella plicata

Type specimen: TsGM 8126/2. Its type locality is Viliga River basin, Okhotsk, which is in a Rhaetian marine horizon in the Russian Federation.

Average measurements (in mm): shell 30.6 x 32.2, valve 26.7 x 24.1