Conrad, T.A. 1835. Monography of the Family Unionidae, or naiades of Lamarck, (fresh water bivalve shells) or North America, illustrated by figures drawn on stone from nature 1(1): 1-12, pls. 1-6. Available electronically.
‘Lamarck’ Conrad, 1835. Monogr. Fam. Unionidae 1(1): 5, pl. 3, fig. 1.
(reference to Unio clava Lamarck, 1819)
‘Raf.’ Conrad, 1835. Monogr. Fam. Unionidae 1(1): 3, pl. 1.
‘Raf.’ Conrad, 1853. Proc. Acad. Nat. Sci. 6: 249.
(reference to Unio (Elliptio) fasciata Rafinesque, 1820)
‘Rafinesque’ of Authors.
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 8, pl. 6, fig. 2.
Reeve, 1864. Conch. Icon. 16: pl. 6, sp. 22; pl. 13, fig. 53.
(reference to Obliquaria (Quadrula) flexuosa Rafinesque, 1820)
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 12, pl. 6, fig. 2.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 249.
‘Say’ of Authors.
Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 89.
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 5.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 246.
(intro'd as syn of Unio clava Lamarck, 1819)

Conrad, 1835. Monogr. Fam. Unionidae 1(1): 11, pl. 6, fig. 1.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 252.
Type(s): HOLOTYPE ANSP_10287A, Bayou Teche, Louisiana.
Conrad, 1835. Monogr. Fam. Unionidae 1(1): 4.
(intro'd as intra-sp. of Unio ovatus Say, 1817)

Conrad, 1835. Monogr. Fam. Unionidae 1(1): 9, pl. 5, fig. 1.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 255.
Type(s): HOLOTYPE ANSP_19432, Wabash R., Indiana.
+ Obliquaria (Scalenaria) scalenia Rafinesque, 1820
+ Unio modioliformis ‘Say’ of Authors
+ Unio taitianus Lea, 1834
+ Unio carinatus Barnes, 1823
+ Unio foliatus Hildreth, 1828
+ Unio nodosus Barnes, 1823
+ Unio ovata Lamarck, 1819
+ Unio cornutus Barnes, 1823