MolluscaBase name details
Polymesoda (Geloina) hokkaidoensis Nagao & Ôtatume, 1943 †
1519071 (urn:lsid:marinespecies.org:taxname:1519071)
unaccepted > superseded combination
Species
- Subspecies Polymesoda (Geloina) hokkaidoensis bibaiensis Nagao & Ôtatume, 1943 † accepted as Geloina bibaiensis (Nagao & Ôtatume, 1943) † (superseded rank and combination)
fossil only
Nagao, T.; Ôtatume, K. (1943). The Fossil Corbiculids from the Palaeogene Isikari Series in the Isikari Coal-Field, Hokkaidô. <em>Journal of the Faculty of Science, Hokkaido Imperial University. Ser. 4, Geology and mineralogy.</em> 7(1): 1-13.
page(s): 2-4, pl. 1, figs 1-4, pl. 2, figs 1-7 [details] Available for editors
[request]
page(s): 2-4, pl. 1, figs 1-4, pl. 2, figs 1-7 [details] Available for editors

Note "Torii-zawa, Pombetu Colliery, Mikasa-rnati;...
Type locality "Torii-zawa, Pombetu Colliery, Mikasa-rnati; Mitui-Bibai Colliery, Bibai-mati; the upper course of Garo-no-sawa, Bibai-mati; Kamisunagawa Colliery, Sunagawa-mati; Utasinai-mura; Akabira-mura; all of them Sorati-gun, in the province of Isikari" (Hokkaido, Japan) [details]
MolluscaBase eds. (2021). MolluscaBase. Polymesoda (Geloina) hokkaidoensis Nagao & Ôtatume, 1943 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1519071 on 2025-09-11
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original description
Nagao, T.; Ôtatume, K. (1943). The Fossil Corbiculids from the Palaeogene Isikari Series in the Isikari Coal-Field, Hokkaidô. <em>Journal of the Faculty of Science, Hokkaido Imperial University. Ser. 4, Geology and mineralogy.</em> 7(1): 1-13.
page(s): 2-4, pl. 1, figs 1-4, pl. 2, figs 1-7 [details] Available for editors
[request]
page(s): 2-4, pl. 1, figs 1-4, pl. 2, figs 1-7 [details] Available for editors





From editor or global species database
Type locality "Torii-zawa, Pombetu Colliery, Mikasa-rnati; Mitui-Bibai Colliery, Bibai-mati; the upper course of Garo-no-sawa, Bibai-mati; Kamisunagawa Colliery, Sunagawa-mati; Utasinai-mura; Akabira-mura; all of them Sorati-gun, in the province of Isikari" (Hokkaido, Japan) [details]