Traits name details
original description
(of Unio (Nippononaia) K. Suzuki, 1941 †) Suzuki, K. (1941). A New Naiad, <i>Unio (Nippononaia) ryosekiana</i>, n. subgen. and n. sp., from the Lower Cretaceous of Japan. The Journal of the Geological Society of Japan, 48(575): 410-413, available online at https://www.jstage.jst.go.jp/article/geosoc1893/48/575/48_575_410/_pdf/-char/en page(s): 411-412 [details] Available for editors 
basis of record
Yin, J.-R.; Shi, X.-Y.; Zhou, Z.-G.; Li, D. (1993). Jurassic non-marine bivalves from Tanggula area of southern Qinghai and their paleoecological environment analysis. <em>Earth Science – Journal of China University of Geosciences (Diqiu Kexue Zhongguo Dizho Daxue Xuebao).</em> 18(4): 369-380, 2 pls. Wuhan. page(s): 377 [details] Available for editors 
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