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MUSSELpdb

Taxonomy

Margaritiferidae

Species & Genus Richness by
Taxonomy

Geography

Central America

Species Richness & Endemism by
Geography

Data last updated
Thu 18 Dec 2025

Publication Russell (1976): summary

Full Citation

Russell, L.S. 1976. Pelecypods of the Hell Creek Formation (Upper Cretaceous) of Garfield County, Montana. Can. J. Earth Sci. 13: 365-388.

Attributed Nominal Species

Proparreysia paucinodosa Russell, 1976 = Proparreysia paucinodosa

Russell, 1976. Can. J. Earth Sci. 13: 382, pl. 6, figs. 13-18.

Plesielliptio whitfieldi Russell, 1976 = Plesielliptio whitfieldi

Russell, 1976. Can. J. Earth Sci. 13: 370, pl. 1, figs. 6-9.

Taxonomic Opinions

Obovaria pyramidella (Whitfield) = Proparreysia pyramidella

Plesielliptio gibbosoides (Whitfield) = Plesielliptio stantoni

Plesielliptio postbiplicatus (Whitfield)

Plesielliptio vetustus (Meek)

Plesielliptio whitfieldi n. sp.

+ Unio vetusta ‘Meek’ of Authors

There are 23 species taxonomic opinions attributed to this publication.

Plethobasus aesopiformis (Whitfield)

Plethobasus biesopoides (Whitfield)

Pleurobema cryptorhynchus (White)

Pleurobema proavitus (White, 1883)

Proparreysia barnumi (Pilsbry)

+ Unio browni Whitfield, 1903

Proparreysia corbiculoides (Whitfield)

Proparreysia holmesiana (White)

Proparreysia letsoni (Whitfield)

Proparreysia mclearni (Dyer, 1930)

Proparreysia paucinodosa n.sp.

Proparreysia percorrugata (Whitfield)

Proparreysia pyramidatoides (Whitfield)

Proparreysia retusoides (Whitfield)

Proparreysia verrucosiformis (Whitfield)

Quadrula cylindricoides (Whitfield)

Rhabdotophorus aldrichi (White)

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