Unionoida | Unionoidea | Unionidae | Parreysiinae | Parreysiini | Parreysia marcens nominal species Unio favidens var. marcens Benson, 1862
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.
= Parreysia marcens Taxonomic Opinions
= Parreysia (keralaensis-group) marcens (Benson, 1862) — Bolotov et al., 2024
+ Parreysia (corrugata-group) corrugata (Müller, 1774) — Bolotov et al., 2022
= Parreysia favidens marcens (Benson, 1862) — IUCN, 2011
= Parreysia (s.s.) favidens var. marcens (Benson) — Dey, 2007
= Parreysia (s.s.) f. marcens — Subba Rao, 1989
+ Parreysia favidens (Benson, 1862) — Haas, 1969
= Parreysia (s.s.) favidens var. marcens (Benson, 1862) — Preston, 1915
+ Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1914
+ Parreysia (s.s.) favidens (Benson) — Preston, 1912
+ Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1900
= Unio marcens Benson, 1862 — Hanley & Theobald, 1872
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