Publication R.I. Johnson (1998): summary

Full Citation

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. Available electronically.

Attributed Nominal Species

Unio heermanii ‘Lea’ of Authors = Cyrtonaias berlandierii

‘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)

image of type lot

Potamilus metnecktayi R.I. Johnson, 1998 = Potamilus metnecktayi

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 = Mesonaias tampicoensis

Cyrtonaias tampicoensis (Lea, 1838) = Mesonaias tampicoensis + Cyrtonaias berlandierii

+ Unio berlandierii Lea, 1857

+ Unio heermannii Lea, 1861

+ Unio saladoensis Lea, 1860

Disconaias disca (Lea, 1838) = Disconaias disca + Disconaias fimbriata

+ Unio panacoensis von dem Busch in Philippi, 1843

+ Unio mexicanus Sowerby, 1867

+ Unio lapidosus ‘Villa in sched.’ Kobelt, 1893

+ Unio (Lampsilis) discus var. connectens Martens, 1900

+ Lampsilis fimbriata Frierson, 1907

+ Lampsilis (Proptera) salinasensis Dall, 1908

Lampsilis explicata (Morelet, 1849) = Mesonaias explicata

+ Unio explicatus Fischer & Crosse, 1894

+ Lampsilis (Proptera) lividus Simpson, 1900

Potamilus metnecktayi new species

Potamilus purpurata (Lamarck, 1819) = Potamilus purpuratus

+ Unio coloradoensis Lea, 1856