Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Mesonaias explicata

nominal species Lampsilis (Proptera) lividus Simpson, 1900

Lampsilis (Proptera) lividus Simpson, 1900 = Mesonaias explicata

‘Morelet’ Reeve, 1865. Conch. Icon. 16: pl. 22, sp. 101 [as ‘Unio testudineus’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 571.
Simpson, 1914. Descr. Cat. Naiades: 174.
Type(s): HOLOTYPE (MONOTYPY) BMNH_20190695 (by Cummings et al., 2025: 198), Rio Usumacinta, Guatemala.

Taxonomic Opinions

+ Mesonaias explicata (Morelet, 1849) — Cummings et al., 2025: 198, pl. 34 top right.

= Cyrtonaias livida (Simpson, 1900) — Czaja et al., 2023: 86.

+ Cyrtonaias explicata (Morelet, 1849) — Graf & Cummings, 2021: 17.

= Cyrtonaias livida Simpson, 1900 — Bogan, 2010: [9].

= Cyrtonaias livida (Simpson, 1900) — Graf & Cummings, 2007: 306.

+ Lampsilis explicata (Morelet, 1849) — R.I. Johnson, 1998: 452.

= Lampsilis (Cyrtonaias) livida Simpson, 1900 — Haas, 1969: 464.

+ Lampsilis (Cyrtonaias) microdon (Marts.) — Haas, 1929: 313.

= Lampsilis (Cyrtonaias) livida Simpson, 1900 — Frierson, 1927: 85, sp. 386.

= Lampsilis (Proptera) livida Simpson, 1900 — Simpson, 1914: 174.

= Lampsilis (Proptera) lividus Simpson, 1900 — Simpson, 1900: 571.