Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Quadrulini | Uniomerus declivis

Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 38 [150], pl. 4, fig. 10.
Type(s): HOLOTYPE USNM_85712, Bayou Teche, Louisiana.
+ Uniomerus tetralasmus (Say, 1830) — Williams et al., 2008: 746.
+ Uniomerus declivis (Say, 1832) — Parmalee & Bogan, 1998: 239.
+ Uniomerus tetralasmus (Say, 1830) — Burch, 1975: 164.
+ Uniomerus tetralasmus (Say, 1831) — R.I. Johnson, 1972: 221.
+ Uniomerus tetralasmus (Say, 1831) — R.I. Johnson, 1970: 339.
+ Uniomerus tetralasmus (Say, 1831) — Haas, 1969: 209.
+ Elliptio (Uniomerus) declivis (Say, 1831) — Frierson, 1927: 34.
+ Uniomerus tetralasmus comptodon [sic] (Say) — Utterback, 1915: 247.
+ Unio (sec. Uniomerus) tetralasmus var. camptodon Say, 1832 — Simpson, 1914: 707.
+ Unio declivis Say — de Gregorio, 1914: 49.
+ Unio (sec. Uniomerus) tetralasmus var. camptodon Say, 1832 — Simpson, 1900: 740.
+ Unio (s.s.) tetralasmus Say, 1831 — Call, 1900: 518.
+ Unio tetralasmus Say, 1830 — Call, 1895: 52.
+ Margaron (Unio) declivis (Say) — Lea, 1870: 54.
+ Unio declivis Say, 1831 — Conrad, 1853: 248.
+ Margaron (Unio) declivis (Say) — Lea, 1852: 33.
+ Unio declivis Say — Küster, 1852: 60.
+ Unio declivis Say — Hanley, 1843: 200.
+ Margarita (Unio) declivis Say — Lea, 1838: 22.
+ Unio declivis Say, 1831 — Conrad, 1836: 45.
+ Margarita (Unio) declivis (Say, 1831) — Lea, 1836: 32.
+ Unio declivis Say — Ferussac, 1835: 26.