MolluscaBase taxon details
original description
Nagao, T. (1938). Some molluscan fossils from the Cretaceous deposits of Hokkaido and Japanese Saghalien Part 1. Lamellibranchiata and Scaphopoda. <em>Journal of the Faculty of Science, Hokkaido Imperial University. Ser. 4, Geology and Mineralogy.</em> 4(1-2), 117-142.
page(s): 134, pl. XV (II) figs. 1-3 [details] Available for editors [request]