MolluscaBase name details
Proparreysia retusoides pyramidellus (Whitfield, 1907) †
1536189 (urn:lsid:marinespecies.org:taxname:1536189)
unaccepted (superseded rank and combination)
Subspecies
fossil only
(of Unio pyramidellus Whitfield, 1907 †) Whitfield, R.P. (1907). Remarks on and descriptions of new fossil Unionidae from the Laramie clays of Montana. <em>Bulletin of the American Museum of Natural History.</em> 23(26): 623-628., available online at http://digitallibrary.amnh.org/handle/2246/650
page(s): 625, pl. 40, figs 3-4 [details]
page(s): 625, pl. 40, figs 3-4 [details]
MolluscaBase eds. (2021). MolluscaBase. Proparreysia retusoides pyramidellus (Whitfield, 1907) †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1536189 on 2025-09-11
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original description
(of Unio pyramidellus Whitfield, 1907 †) Whitfield, R.P. (1907). Remarks on and descriptions of new fossil Unionidae from the Laramie clays of Montana. <em>Bulletin of the American Museum of Natural History.</em> 23(26): 623-628., available online at http://digitallibrary.amnh.org/handle/2246/650
page(s): 625, pl. 40, figs 3-4 [details]
basis of record Modell, H. (1957). Die fossilen Najaden Nordamerikas. Ein Klassifizierungsversuch. <em>Archiv für Molluskenkunde.</em> 86(4/6): 183-200.
page(s): 197 [details] Available for editors
[request]
page(s): 625, pl. 40, figs 3-4 [details]
basis of record Modell, H. (1957). Die fossilen Najaden Nordamerikas. Ein Klassifizierungsversuch. <em>Archiv für Molluskenkunde.</em> 86(4/6): 183-200.
page(s): 197 [details] Available for editors
[request]