Cox et al. (1969) and Vokes misinterpreted the Russian text and classified the genus in the bivalves. [details]
Classification doubtful, Cox et al. (1969) considered it an unrecognizable genus that "may belong to Myophoriidae". [details]
Classification within Cardiidae uncertain according to Cox et al. (1969) [details]
Replacement name for the junior homonym Cyrena elliptica Yokoyama, 1904, non Dunker, 1843. [details]
Introduced in Pteriidae, but considered an unrecognizable genus by Cox et al. (1969). [details]
Cox (1969) stated that Posidonia ornati was the type species by OD, but de Gregorio included three nominal species ... [details]