MUSSELpdb

Taxonomy

all genera

Summary

Species & Genus Richness of
freshwater mussels
by Taxonomy

Species & Genus Richness of
freshwater bivalves
by Family

Geography

Species Richness & Endemism of
freshwater mussels
by Geography

Data last updated
Mon 2 March 2026

nominal species Unio favidens Benson, 1862

Unio favidens Benson, 1862 = Parreysia corrugata

Benson, 1862. Ann. Mag. Nat. Hist. 10: 188.
Type(s): SYNTYPES BMNH_1965215, Assam.

Taxonomic Opinions

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

= Parreysia favidens (Benson, 1862) — Graf & Cummings, 2021: 22.

= Parreysia cf. favidens sp. 1 (Müller, 1774) [sic] — Bolotov et al., 2020: Table S1.

= Parreysia cf. favidens sp. 2 (Müller, 1774) [sic] — Bolotov et al., 2020: Table S1.

= Parreysia favidens (Benson, 1862) — Zieritz et al., 2018: online Table 1.

= Parreysia favidens — Pfeiffer et al., 2018: [3], Table 1.

= Parreysia favidens Benson, 1862 — Bogan, 2010: [25].

= Parreysia favidens (Benson, 1862) — IUCN, 2010: [web].

= Parreysia (s.s.) favidens (Benson, 1862) — Graf & Cummings, 2007: 310.

= Parreysia (s.s.) favidens (Benson, 1862) — Ramakrishna & Dey, 2007: 299, figs. 220a-b.

= Parreysia favidens favidens (Benson, 1862) — Nesemann et al., 2007: 31, pl. 9, figs. 1-2.

= Parreysia favidens (Benson, 1862) — Nesemann et al., 2003: 22, 39, text figs. 16, 17a-b, 18a-b.

= Parreysia (s.s.) favidens (Benson, 1862) — Subba Rao, 1989: 180, sp. 202, figs. 466-467, 484-485.

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

= Parreyssia [sic] favidens — Prashad, 1919: 292, fig. 3.

= Parreysia (s.s.) favidens (Benson, 1862) — Preston, 1915: 158.

= Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1914: 1109.

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

= Parreysia (s.s.) favidens (Benson, 1862) — Simpson, 1900: 842.

= Unio favidens var. Benson — Hanley & Theobald, 1874: 43, pl. 107, fig. 3.

= Margaron (Unio) favidens (Ben.) — Lea, 1870: 38.

= Unio favidens Benson, 1862 — Hanley & Theobald, 1870: 6, pl. 11, fig. 1.

= Unio flavidens [sic] Benson, 1862 — Reeve, 1865: pl. 26, sp. 131; errata.