MolluscaBase taxon details
Geratrigonia hosourensis (Yokoyama, 1904) †
932941 (urn:lsid:marinespecies.org:taxname:932941)
accepted
Species
Trigonia hosourensis Yokoyama, 1904 † · unaccepted > superseded combination
- Variety Geratrigonia hosourensis var. convexa T. Kobayashi, 1954 † accepted as Geratrigonia convexa T. Kobayashi, 1954 † (unaccepted > superseded combination)
marine, brackish, fresh, terrestrial
fossil only
(of Trigonia hosourensis Yokoyama, 1904 †) Yokoyama, M. (1904). On some Jurassic fossils from Rikuzen. <em>Journal of the College of Science, Imperial University of Tokyo.</em> 18, 1-13. [details] 
Type locality contained in Honshu
type locality contained in Honshu [from synonym] [view taxon] [details]
MolluscaBase eds. (2025). MolluscaBase. Geratrigonia hosourensis (Yokoyama, 1904) †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=932941 on 2025-09-12
Date
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original description
(of Trigonia hosourensis Yokoyama, 1904 †) Yokoyama, M. (1904). On some Jurassic fossils from Rikuzen. <em>Journal of the College of Science, Imperial University of Tokyo.</em> 18, 1-13. [details]
Present Inaccurate Introduced: alien Containing type locality
