MolluscaBase name details
Helicina oregona G. D. Hanna, 1920 †
1073802 (urn:lsid:marinespecies.org:taxname:1073802)
unaccepted > superseded combination
Species
fossil only
Hanna, G.D. (1920). Fossil mollusks from the John Day Basin in Oregon, contained in the Condon Museum of the University of Oregon. <em>University of Oregon Publication.</em> 1(6): 1-18., available online at https://www.biodiversitylibrary.org/page/20825598
page(s): 4-5, pl. 1, fig. 3a-c [details]
page(s): 4-5, pl. 1, fig. 3a-c [details]
Note "from the John Day Oligocene", Oregon, United...
Type locality "from the John Day Oligocene", Oregon, United States [details]
MolluscaBase eds. (2021). MolluscaBase. Helicina oregona G. D. Hanna, 1920 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1073802 on 2024-04-18
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The webpage text is licensed under a Creative Commons Attribution 4.0 License
original description
Hanna, G.D. (1920). Fossil mollusks from the John Day Basin in Oregon, contained in the Condon Museum of the University of Oregon. <em>University of Oregon Publication.</em> 1(6): 1-18., available online at https://www.biodiversitylibrary.org/page/20825598
page(s): 4-5, pl. 1, fig. 3a-c [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 160 [details] Available for editors
[request]
page(s): 4-5, pl. 1, fig. 3a-c [details]
basis of record Henderson, J. (1935). Fossil non-marine Mollusca of North America. <em>Geological Society of America Special Papers.</em> 3: 1-313.
page(s): 160 [details] Available for editors
[request] 
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality "from the John Day Oligocene", Oregon, United States [details]
