MolluscaBase taxon details
Rissoina gemma Nagao, 1928 †
934377 (urn:lsid:marinespecies.org:taxname:934377)
accepted
Species
marine, brackish, fresh, terrestrial
fossil only
Nagao, T. (1928). Palaeogene fossils of the island of Kyûshû, Japan. Part I. <em>Science reports of the Tohoku Imperial University. 2nd series, Geology.</em> 9(3): 97-128, pls. 18-22.
page(s): 119-120; plate XX, Figs 20-21 [details] Available for editors
[request]
page(s): 119-120; plate XX, Figs 20-21 [details] Available for editors
[request]
MolluscaBase eds. (2021). MolluscaBase. Rissoina gemma Nagao, 1928 †. Accessed at: http://www.molluscabase.org/aphia.php?p=taxdetails&id=934377 on 2025-09-11
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original description
Nagao, T. (1928). Palaeogene fossils of the island of Kyûshû, Japan. Part I. <em>Science reports of the Tohoku Imperial University. 2nd series, Geology.</em> 9(3): 97-128, pls. 18-22.
page(s): 119-120; plate XX, Figs 20-21 [details] Available for editors [request]
additional source Nagao, T. (1928). Palaeogene fossils of the Island of Kyûshû, Japan, Part II. <em>Science Reports of the Tôhoku Imperial University, 2nd Series, Geology.</em> 12(1): 11-140, pl. 1-17.
page(s): 122 [details] Available for editors [request]
page(s): 119-120; plate XX, Figs 20-21 [details] Available for editors
[request]additional source Nagao, T. (1928). Palaeogene fossils of the Island of Kyûshû, Japan, Part II. <em>Science Reports of the Tôhoku Imperial University, 2nd Series, Geology.</em> 12(1): 11-140, pl. 1-17.
page(s): 122 [details] Available for editors
[request]