Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Quadrulini | Megalonaias nickliniana

nominal species Unio nicklinianus Lea, 1834

Unio nicklinianus Lea, 1834 = Megalonaias nickliniana

Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 28 [140], pl. 1, fig. 1.
Type(s): HOLOTYPE (MONOTYPY) USNM_83898, Canton China? [Central America].

Taxonomic Opinions

= Megalonaias nickliniana (Lea, 1834) — Campbell & Lydeard, 2026: 289.

= Megalonaias nickliniana (Lea, 1834) — Cummings et al., 2025: 347, pl. 72, Tables 3, 8-10.

= Megalonaias nickliniana (I. Lea, 1834) — Czaja et al., 2023: 87.

= Megalonaias nickliniana (Lea, 1834) — Graf & Cummings, 2021: 20.

+ Megalonaias nervosa (Rafinesque, 1820) — Pfeiffer et al., 2018: 147.

= Megalonaias nicklineana [sic] — ITIS, 2012: [web].

= Megalonaias nickliniana Lea, 1834 — Bogan, 2010: [20].

= Megalonaias nickliniana (Lea, 1834) — Graf & Cummings, 2007: 308.

= Megalonaias nickliniana Lea, 1851 — Contreras-Arquieta, 2000: 44.

= Megalonaias nickliniana nickliniana (Lea, 1834) — Haas, 1969: 286.

= Crenodonta nickliniama [sic] (Lea) — Haas, 1929: 333.

= Amblema (Megalonaias) nickliniana (Lea, 1834) — Frierson, 1927: 62, sp. 267.

= Quadrula (sec. Crenodonta) nickliniana (Lea, 1834) — Simpson, 1914: 827.

= Quadrula nickliniana (Lea) — Pilsbry, 1910: 532.

= Quadrula (sec. Crenodonta) nickliniana (Lea, 1834) — Simpson, 1900: 771.

= Unio (Crenodonta) nicklinianus Lea, 1834 — Martens, 1900: 493.

= Unio (Plectomerus) nicklinianus I. Lea, 1832 — Fischer & Crosse, 1894: 565.

= Unio nicklinianus Lea — B.H. Wright, 1888: [4].

= Margaron (Unio) nicklinianus (Lea) — Lea, 1870: 28.

= Unio nicklinianus Lea, 1834 — Sowerby, 1866: pl. 53, sp. 276.

= Unio nicklianus [sic] Lea — Küster, 1861: 218, pl. 73, fig. 3.

= Unio (Metaptera) nicklinianus Lea — Adams & Adams, 1857: 498.

= Plectomerus nicklinianus (Lea) — Conrad, 1853: 261.

= Margaron (Unio) nicklinianus (Lea) — Lea, 1852: 19.

= Unio nicklinianus Lea — Hanley, 1843: 175, pl. 21, fig. 52.

= Margarita (Unio) nicklinianus Lea — Lea, 1838: 14.

= Margarita (Unio) nicklinianus (Lea, 1834) — Lea, 1836: 12.