Authors Year Title
Andrianov 1985 Permskie i nekotorye kamennougol'nye ammonoidei Severo-Vostoka Azii.
Novosibirsk Izdatel'stvo Nauka, Sibirskoe Otdelenie, 1985: 1-180, fig.1-54, pl.A,B,1-21; Novosibirsk.
Bogoslovskaya & Shkolin 1998 Ammonoidei. In: Grunt,T.A., Esaulova,N.K. & Kanev,G.P., Biota vostka evropeiskoi Rossii na rubezhe na rubezhe rannei i pozdnei Permi.
In: Grunt,T.A. et al. [eds.], 147-155, 245-252, pl.16-20, fig.36-37, 62-69. Moskva (GEOS).