MolluscaBase taxon details
Haydenia impressa Gabb, 1864 †
1261445 (urn:lsid:marinespecies.org:taxname:1261445)
accepted
Species
marine, brackish, fresh, terrestrial
fossil only
Gabb, W. M. (1864). Description of the Cretaceous fossils. <em>In: Meek, F. B. and Gabb, W. M. Geological Survey of California, Palaeontology of California.</em> 1: 55-243, pls. 9-32., available online at https://biodiversitylibrary.org/page/2062749
page(s): 98, pl. 18, fig. 51 [details]
page(s): 98, pl. 18, fig. 51 [details]
Note Pentz, Butte County ("Pence's Ranch"), and...
Type locality Pentz, Butte County ("Pence's Ranch"), and Tuscan Springs, Tehama County, California, United States; Chico Formation, Coniacian to Campanian, late Cretaceous [details]
MolluscaBase eds. (2021). MolluscaBase. Haydenia impressa Gabb, 1864 †. Accessed at: http://molluscabase.org/aphia.php?p=taxdetails&id=1261445 on 2025-09-12
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original description
Gabb, W. M. (1864). Description of the Cretaceous fossils. <em>In: Meek, F. B. and Gabb, W. M. Geological Survey of California, Palaeontology of California.</em> 1: 55-243, pls. 9-32., available online at https://biodiversitylibrary.org/page/2062749
page(s): 98, pl. 18, fig. 51 [details]
page(s): 98, pl. 18, fig. 51 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality Pentz, Butte County ("Pence's Ranch"), and Tuscan Springs, Tehama County, California, United States; Chico Formation, Coniacian to Campanian, late Cretaceous [details]
