Bivalvia | Unionida | Unionoidea | Unionidae | Parreysiinae | Parreysiini | Assamnaia

species Assamnaia involuta (Hanley, 1856): synonymy

2 specimens + 3 GenBank vouchers

Synonymy

Unio involutus Hanley, 1856

‘Benson, MS’ Hanley, 1856. Illustr. Descr. Cat. Rec. Bivalve Shells: 385, pl. 23, fig. 19.
HOLOTYPE BMNH_1968656, Assam.

Nodularia (s.s.) involuta — Simpson (1900), Preston (1912), Preston (1915)
Nodularia (s.s.) (Group of N. olivaria) involuta — Simpson (1914)
Indonaia olivaria — Haas (1969)
Parreysia (Radiatula) involutus — Subba Rao (1989)
Parreysia (Radiatula) involuta — Graf & Cummings (2007), Ramakrishna & Dey (2007)
Parreysia involuta — Bogan (2010), IUCN (2010)
Indonaia involuta — Graf & Cummings (2021)
Indonaia (involuta-group) involuta — Bolotov et al. (2022)
Assamnaia involuta — Bolotov et al. (2024), Campbell & Lydeard (2026), Konopleva et al. (2026)

Taxonomic History (since 1900)

Nodularia (s.s.) involuta — Simpson (1900), Preston (1912), Preston (1915)
Nodularia (s.s.) (Group of N. olivaria) involuta — Simpson (1914)
Indonaia olivaria — Haas (1969)
Parreysia (Radiatula) involutus — Subba Rao (1989)
Parreysia (Radiatula) involuta — Graf & Cummings (2007), Ramakrishna & Dey (2007)
Parreysia involuta — Bogan (2010), IUCN (2010)
Indonaia involuta — Graf & Cummings (2021)
Indonaia (involuta-group) involuta — Bolotov et al. (2022)
Assamnaia involuta — Bolotov et al. (2024), Campbell & Lydeard (2026), Konopleva et al. (2026)