MolluscaBase name details
Trigonia quadrangularis J. Hall & Whitfield, 1877 †
883093 (urn:lsid:marinespecies.org:taxname:883093)
unaccepted > superseded combination
Species
marine, brackish, fresh, terrestrial
fossil only
Hall, J.; Whitfield, R. P. (1877). Report of the geological exploration of the fortieth parallel. Vol. IV, Part II. Palaeontology. <em>Professional Papers of the Engineer Department, U.S. Army.</em> 18: 198-302., available online at https://www.biodiversitylibrary.org/page/36096026
page(s): 293, pl. 7, fig. 22 [details]
page(s): 293, pl. 7, fig. 22 [details]
Type locality contained in Wyoming
type locality contained in Wyoming [details]
MolluscaBase eds. (2025). MolluscaBase. Trigonia quadrangularis J. Hall & Whitfield, 1877 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=883093 on 2025-09-11
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original description
Hall, J.; Whitfield, R. P. (1877). Report of the geological exploration of the fortieth parallel. Vol. IV, Part II. Palaeontology. <em>Professional Papers of the Engineer Department, U.S. Army.</em> 18: 198-302., available online at https://www.biodiversitylibrary.org/page/36096026
page(s): 293, pl. 7, fig. 22 [details]
new combination reference Cooper, M. R. (2025). On the Vaugoniinae (Trigoniida, Myophorelloidea, Vaugoniidae), their palaeobiogeography and classification. <em>ZooNova, Occasional Papers in Zoology.</em> 43: 1-95.
page(s): 42-43 [details] Available for editors
[request]
page(s): 293, pl. 7, fig. 22 [details]
new combination reference Cooper, M. R. (2025). On the Vaugoniinae (Trigoniida, Myophorelloidea, Vaugoniidae), their palaeobiogeography and classification. <em>ZooNova, Occasional Papers in Zoology.</em> 43: 1-95.
page(s): 42-43 [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
