Full reference: T. B. Leonova and O. P. Shilovsky. 2007. Evolution of the Permian family Spirolegoceratidae (Goniatitida, Ammonoidea). Paleontological Journal 41(1):28-38
Type specimen: PIN 3638/164, a shell. Its type locality is Cape Ratmanov, Collection 13823-2, Kara Sea, which is in a Roadian marine siliciclastic in the Gerkinskaya Formation of the Russian Federation.
Ecology: fast-moving nektonic carnivore
Average measurements (in mm): shell width 17.7, shell diameter 34.1