| Page last updated
Thu 17 July 2025 |
The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
Bivalvia | Unionoida | Unionoidea | Unionidae | Parreysiinae | Parreysiini genus Parreysia Conrad, 1853: species
2 available nominal genus synonyms (7 total synonyms) | cladomics  Parreysia corrugata (Müller, 1774)
syonymy (19 available, 34 total) | specimens (252 + 32 Genbank vouchers)
Range: Widespread in India and Bangladesh, as well as Nepal. (East Asia)
Genbank sequences: 18S, COI, other
IUCN Red List: Least Concern, Least Concern (Parreysia sikkimensis), Least Concern (Parreysia favidens), Data Deficient (Parreysia feddeni)
other links: MolluscaBase
| Parreysia keralaensis Bolotov, Pasupuleti & Subba Rao in Bolotov et al., 2022
syonymy (1 available, 2 total) | specimens (0 + 13 Genbank vouchers)
Range: Periyar & Pampa rivers, India. (East Asia)
Genbank sequences: COI
other links: MolluscaBase |  Parreysia marcens (Benson, 1862)
syonymy (4 available, 5 total) | specimens (12 + 19 Genbank vouchers)
Range: Brahmaputra River, India. (East Asia)
Genbank sequences: 16S, 28S, COI
IUCN Red List: Least Concern (Parreysia gowhattensis), Data Deficient (Parreysia annandalei)
other links: MolluscaBase
|  Parreysia nagpoorensis (Lea, 1860)
syonymy (5 available, 7 total) | specimens (29 + 13 Genbank vouchers)
Range: Ganges, Krishna, Godavari, and Karli rivers, India. (East Asia)
Genbank sequences: COI
IUCN Red List: Least Concern (Parreysia triembolus)
other links: MolluscaBase
|  Parreysia plagiosoma (Benson, 1862)
syonymy (2 available, 4 total) | specimens (9 + 5 Genbank vouchers)
Range: Ganges and Vaghotan rivers, India. (East Asia)
Genbank sequences: COI
other links: MolluscaBase
|  Parreysia rajahensis (Lea, 1841)
syonymy (3 available, 3 total) | specimens (22)
Range: Narmada Basin, west-central India. (East Asia)
IUCN Red List: Least Concern
other links: MolluscaBase
| Parreysia rakhinensis Bolotov, Konopleva, Vikhrev, Gofarov, Lopes-Lima, Bogan, Lunn, Chan, Win, Aksenova, Tomilova, Tanmuangpak, Tumpeesuwan & Kondakov, 2020
syonymy (1 available, 1 total) | specimens (0 + 26 Genbank vouchers)
Range: Coastal streams of the Bay of Bengal, Myanmar. (East Asia)
Genbank sequences: 16S, 28S, COI
other links: MolluscaBase |  Parreysia smaragdites (Benson, 1862)
syonymy (2 available, 2 total) | specimens (9)
Range: Brahmaputra River, India. (East Asia)
IUCN Red List: Least Concern
other links: MolluscaBase
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