Traits taxon details
original description
(of Thiara fiscina Yokoyama, 1932 †) Yokoyama M. (1932). Tertiary Mollusca from the Coalfield of Uryu, Ishikari. <em>Journal of the Faculty of Science, Imperial University of Tokyo. Section II, Geology, Mineralogy, Geography, Seismology.</em> 3(6): 221-247., available online at http://umdb.um.u-tokyo.ac.jp/DKoseibu/pdf/Ref_0503_.pdf page(s): 237, pl. 1, figs 2-3 [details] Available for editors 
basis of record
Suzuki, K. (1944). Notes on Some Tertiary Non-Marine Mollusca from North Nippon. <em>The Journal of the Geological Society of Japan.</em> 51(606): 100-109., available online at https://www.jstage.jst.go.jp/article/geosoc1893/51/606/51_606_100/_pdf/-char/en page(s): 101 [details] Available for editors 
basis of record
Mizuno, A. (1964). Summary of the Paleogene molluscan faunas in North Japan. <em>Geological Survey of Japan, Reports.</em> 207: 1-28. page(s): 4 [details] Available for editors 
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