MolluscaBase name details
original description
Yokoyama, M. (1926). Fossil Mollusca from the oil-fields of Akita. <em>Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology.</em> 1(9): 377–389, pls. 44–45., available online at http://umdb.um.u-tokyo.ac.jp/DKoseibu/pdf/Ref_0487_.pdf
page(s): 384 [details] Available for editors [request]