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nominal species Obliquaria (Quadrula) retusa Rafinesque, 1820

Obliquaria (Quadrula) retusa Rafinesque, 1820 = Pustulosa pustulosa

Rafinesque, 1818. Amer. Mon. Mag. 3: 355 [as ‘Potamilus retusus’]. [nomen nudum]
Rafinesque, 1819. Jour. Phys. Chim. Hist. Nat. 88: 427 [as ‘U. (Obovaria) retusa’]. [nomen nudum]
Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 306, pl. 81, figs. 19-20 [also as ‘Unio retusa’].
Rafinesque, 1864. [in] Binney & Tryon, reprint: 22, 29, 50.
(renamed Unio premorsus Rafinesque, 1831)
Type(s): NEOTYPE ANSP_20220, Green River.

Taxonomic Opinions

+ Cyclonaias pustulosa (Lea, 1831) — Lopes-Lima et al., 2019: 1 [Suppl. Appendix 2].

+ Cyclonaias pustulosa (Lea, 1831) — Johnson et al., 2018: 10.

+ Quadrula pustulosa pustulosa (Lea, 1831) — Watters et al., 2009: 280.

+ Quadrula pustulosa (Lea, 1831) — Williams et al., 2008: 676.

= Obliquaria retusa Rafinesque, 1820 — Burch, 1975: 171.

+ Quadrula pustulosa (Lea, 1831) — Ortmann & Walker, 1922: 15.

+ Quadrula pustulosa Lea — Vanatta, 1915: 556.

= Obovaria retusa Rafinesque, 1820 — Simpson, 1914: 302.

= Obovaria retusa Rafinesque, 1820 — Simpson, 1900: 603.

+ — Lea, 1870: 92.

+ — Lea, 1852: 58.

+ — Lea, 1836: 59.

= Unio retusus Raf. — Ferussac, 1835: 28.

+ Obliquaria (Quadrula) premorsus (Rafinesque, 1831) — Rafinesque, 1831: 4.

= Obliquaria (Quadrula) retusa — Rafinesque, 1820: 306, sp. 32, pl. 81, figs. 19-20.

= Unio (Obovaria) retusa — Rafinesque, 1819: 427.

= Potamilus retusus — Rafinesque, 1818: 355, sp. 9.