basis of record
Sirenko B.I., Starobogatov Ya.I. (1977). К систематике палеозойских и мезозойских хитонов [= On the systematics of Paleozoic and Mesozoic chitons]. <em>Paleontologicheskiy Zhurnal.</em> No. 3, pp. 29-41.
page(s): 34, fig. 1 (д, е) [details] Available for editors [request]
From editor or global species database
Fossil range Upper Cretaceous [details]