MolluscaBase name details
Helix leidyi J. Hall & Meek, 1855 †
1324846 (urn:lsid:marinespecies.org:taxname:1324846)
unaccepted > superseded combination
Species
fossil only
Hall, J.; Meek, F.B. (1855). Descriptions of new species of fossils from the Cretaceous Formations of Nebraska, with observations upon <i>Baculites ovatus</i> and <i>B. compressus</i>, and the progressive development of the septa in <i>Baculites, Ammonites</i>, and <i>Scaphites</i>. <em>Memoirs of the American Academy of Arts and Sciences, n.s.</em> 5(2): 379-411, pls. 1-8., available online at https://biodiversitylibrary.org/page/14284668
page(s): 394, pl. 3, fig. 12 [details]
page(s): 394, pl. 3, fig. 12 [details]
Holotype AMNH 11174/1
, Type locality contained in North Dakota , Note South Dakota, Pennington County: near the head...
Holotype AMNH 11174/1 [details]
type locality contained in North Dakota [details]
Type locality South Dakota, Pennington County: near the head of Bear Creek, Mauvaises Terres, turtle and bone bed [...]. About E 1/2, T. 3 S., R. 13 E. (USA) [details]
MolluscaBase eds. (2025). MolluscaBase. Helix leidyi J. Hall & Meek, 1855 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1324846 on 2025-04-26
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original description
Hall, J.; Meek, F.B. (1855). Descriptions of new species of fossils from the Cretaceous Formations of Nebraska, with observations upon <i>Baculites ovatus</i> and <i>B. compressus</i>, and the progressive development of the septa in <i>Baculites, Ammonites</i>, and <i>Scaphites</i>. <em>Memoirs of the American Academy of Arts and Sciences, n.s.</em> 5(2): 379-411, pls. 1-8., available online at https://biodiversitylibrary.org/page/14284668
page(s): 394, pl. 3, fig. 12 [details]
page(s): 394, pl. 3, fig. 12 [details]
Present Inaccurate Introduced: alien Containing type locality
Holotype AMNH 11174/1 [details]
From editor or global species database
Type locality South Dakota, Pennington County: near the head of Bear Creek, Mauvaises Terres, turtle and bone bed [...]. About E 1/2, T. 3 S., R. 13 E. (USA) [details]
