Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Parreysiini | Parreysia marcens

nominal species Unio favidens var. marcens Benson, 1862

Unio favidens var. marcens Benson, 1862 = Parreysia marcens

Benson, 1862. Ann. Mag. Nat. Hist. 10: 188.
(intro'd as intra-sp. of Unio favidens Benson, 1862)
Type(s): POSSIBLE SYNTYPE MCZ_175550, Berhampooter River, Assam, India.

Taxonomic Opinions

= Parreysia marcens (Benson, 1862) — Campbell & Lydeard, 2026: 293.

= Parreysia (keralaensis-group) marcens (Benson, 1862) — Bolotov et al., 2024: Tables 1, S1-S3; figs. 2, 6D-I.

+ Parreysia (corrugata-group) corrugata (Müller, 1774) — Bolotov et al., 2022: Table 1, Supplementary Note 1.

= Parreysia favidens marcens (Benson, 1862) — IUCN, 2011: [web].

= Parreysia (s.s.) favidens var. marcens (Benson) — Ramakrishna & Dey, 2007: 304, figs. 227a-b.

= Parreysia (s.s.) f. marcens — Subba Rao, 1989: [NA], figs. 498-499.

+ Parreysia favidens (Benson, 1862) — Haas, 1969: 119.

= Parreysia (s.s.) favidens var. marcens (Benson, 1862) — Preston, 1915: 159.

+ Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1914: 1110.

+ Parreysia (s.s.) favidens (Benson) — Preston, 1912: 298.

+ Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1900: 843.

= Unio marcens Benson, 1862 — Hanley & Theobald, 1872: 19, pl. 42, figs. 4-6.