MolluscaBase name details
original description
(of Pleurotoma contraria Yokoyama, 1926 †) 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 [details] Available for editors [request]
source of synonymy
Hasegawa K. (2009) Upper bathyal gastropods of the Pacific coast of northern Honshu, Japan, chiefly collected by R/V Wakataka-maru. In: T. Fujita (ed.), Deep-sea fauna and pollutants off Pacific coast of northern Japan. <i> National Museum of Nature and Science Monographs</i> 39: 225-383. [details] Available for editors [request]