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Wed 05 Jun 2024

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

This page documents data for R.I. Johnson (1998), such as genera and species attributed to that publication (including known misspellings, misidentifications, and other unavailable names) as well as taxonomic opinions, if available. Taxonomic opinions refer to uses of genera and species as valid and invalid in that work.

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Publication information

Johnson, R.I. 1998. A new mussel, Potamilus metnecktayi (Bivalvia: Unionidae) from the Rio Grande system, Mexico and Texas with notes on Mexican Disconaias. Occasional Papers on Mollusks 5(76): 427-455.

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Attributed Species Names

Unio heermanii B.H. Wright, 1888
‘Lea’ of Authors.
B.H. Wright, 1888, Check List N. Amer. Unionidae etc.: [3].
Singley, 1893, Geol. Surv. Texas (1892): 322.
R.I. Johnson, 1998, Occ. Pap. Moll. 5(76): 448.
R.I. Johnson, 1999, Occ. Pap. Moll. 6(77): 27.
(error for Unio heermannii Lea, 1861)

Potamilus metnecktayi R.I. Johnson, 1998
R.I. Johnson, 1998, Occ. Pap. Moll. 5(76): 429, pl. 22, figs. 1-2.
Type(s): HOLOTYPE (ORIG. DESIG.) UMMZ_255018, Rio Salado, 45 mi S Nuevo Laredo, Tamaulipas, Mexico.

Taxonomic Opinions

Actinonaias walkeri Baker, 1922

Cyrtonaias tampicoensis (Lea, 1838)
+ Unio berlandierii Lea, 1857
+ Unio saladoensis Lea, 1860
+ Unio heermannii Lea, 1861

Disconaias disca (Lea, 1838)
+ Unio panacoensis Philippi, 1843
+ Unio mexicanus Sowerby, 1867
+ Unio lapidosus Kobelt, 1893
+ Unio (Lampsilis) discus var. connectens Martens, 1900
+ Lampsilis fimbriata Frierson, 1907
+ Lampsilis (Proptera) salinasensis Dall, 1908

Lampsilis explicata (Morelet, 1849)
+ Unio explicatus Fischer & Crosse, 1894
+ Lampsilis (Proptera) lividus Simpson, 1900

Potamilus metnecktayi new species

Potamilus purpurata (Lamarck, 1819)
+ Unio coloradoensis Lea, 1856

Page updated: 10:26:06 Wed 05 Jun 2024

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