Publication Conrad (1840): summary

Full Citation

Conrad, T.A. 1840. Monography of the Family Unionidae, or naiades of Lamarck, (fresh water bivalve shells) or North America, illustrated by figures drawn on stone from nature 2(13): 111-118, pls. 61-65. Available electronically.

Attributed Nominal Species

Unio cicatricosus Conrad, 1834 = Plethobasus cyphyus

‘Say’ Conrad, 1834. New Fresh-Water Shells: ??.
‘Say’ Conrad, 1840. Monogr. Fam. Unionidae 2(13): 115, pl. 64.
(misidentified reference to Unio cicatricosus Say, 1829)

Unio quadrulus ‘Rafinesque’ of Authors = Quadrula quadrula

‘Rafinesque’ of Authors.
Say, 1834. Amer. Conch. 6: pl. 53.
Conrad, 1840. Monogr. Fam. Unionidae 2(13): 112, pl. 62.
(reference to Obliquaria (Quadrula) quadrula Rafinesque, 1820)

Taxonomic Opinions

Unio cardium (Rafinesque, 1820) = Lampsilis cardium

+ Unio ventricosus Barnes, 1823

+ Unio occidens Lea, 1829

Unio cicatricosus Say, 1829 = Plethobasus cicatricosus

+ Unio varicosus Lea, 1831

Unio cyphius [sic] (Rafinesque, 1820) = Plethobasus cyphyus

+ Unio aesopus Green, 1827

Unio plicata Say, 1819 = Amblema plicata

+ Unio rariplicata Lamarck, 1819

Unio quadrulus (Rafinesque, 1820) = Quadrula quadrula

+ Unio quadrulus ‘Rafinesque’ of Authors

+ Unio rugosus Barnes, 1823

+ Unio lacrymosus Lea, 1828

+ Unio asperrimus Lea, 1831

Unio tetralasmus Say, 1831 = Uniomerus tetralasmus