MolluscaBase name details
Orygoceras (Ibicicornu) arcuatum Dall, 1924 †
1421186 (urn:lsid:marinespecies.org:taxname:1421186)
unaccepted (subgenus is a junior synonym)
Species
Orygoceras tricarinatum Yen, 1944 † · unaccepted > junior subjective synonym
fossil only
Dall, W. H. (1924). Discovery of a Balkan fresh-water fauna in the Idaho Formation of Snake River Valley, Idaho. <em>United States Geological Survey Professional Paper.</em> 132-G: 109-115., available online at https://doi.org/10.3133/pp132G
page(s): 113, pl. 26, fig. 5 [details] Available for editors
[request]
page(s): 113, pl. 26, fig. 5 [details] Available for editors
[request]
Note USGS locality 14728, Castle Creek, Owyhee...
Type locality USGS locality 14728, Castle Creek, Owyhee County, Idaho, United States; Glenns Ferry Formation, Pliocene [details]
MolluscaBase eds. (2021). MolluscaBase. Orygoceras (Ibicicornu) arcuatum Dall, 1924 †. Accessed at: http://molluscabase.org/aphia.php?p=taxdetails&id=1421186 on 2025-06-02
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original description
Dall, W. H. (1924). Discovery of a Balkan fresh-water fauna in the Idaho Formation of Snake River Valley, Idaho. <em>United States Geological Survey Professional Paper.</em> 132-G: 109-115., available online at https://doi.org/10.3133/pp132G
page(s): 113, pl. 26, fig. 5 [details] Available for editors [request]
page(s): 113, pl. 26, fig. 5 [details] Available for editors
[request]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality USGS locality 14728, Castle Creek, Owyhee County, Idaho, United States; Glenns Ferry Formation, Pliocene [details]
