This taxon is considered subjective synonym of
of the valid taxon Platypterygius
according to the Paleobiology Database.
See the page for Platypterygius →
Bibliography
Original description
V. M. Efimov. 1997. A new genus of ichthyosaurs from the Late Cretaceous of the Ulyanovsk Volga region. Paleontological Journal 4:77-82