MolluscaBase name details
Trigonia rotundata Yokoyama, 1891 †
854188 (urn:lsid:marinespecies.org:taxname:854188)
unaccepted
Species
marine, brackish, fresh, terrestrial
fossil only
Yokoyama, M. (1891). On some Cretaceous fossils from Shikoku. <em>Journal of the College of Science, Imperial University of Tokyo.</em> 4, 357-366. [details] 
Type locality contained in Shikoku
type locality contained in Shikoku [details]
MolluscaBase eds. (2025). MolluscaBase. Trigonia rotundata Yokoyama, 1891 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=854188 on 2025-04-22
Date
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original description
Yokoyama, M. (1891). On some Cretaceous fossils from Shikoku. <em>Journal of the College of Science, Imperial University of Tokyo.</em> 4, 357-366. [details] 



