Bivalvia

order UNIONIDA

Included Taxa

Decorative image of a representative Etherioidea

superfamily ETHERIOIDEA Deshayes, 1832: 96 Recent freshwater species.

synonymy (20 nomina) | 3 families

Recent Distribution: South America, Central America, Afrotropics, East Asia

Decorative image of a representative Hyrioidea

superfamily HYRIOIDEA Swainson, 1840: 93 Recent freshwater species.

synonymy (16 nomina) | 1 family

Recent Distribution: Australasia, South America

Decorative image of a representative Unionoidea

superfamily UNIONOIDEA Rafinesque, 1820: 817 Recent freshwater species.

synonymy (76 nomina) | 2 families

Recent Distribution: Central America, East Asia, North America, North Eurasia, Afrotropics, Australasia

genus Araripenaia da Silva, Varejão, Matos, Rodrigues, Fürsich, Skawina, Schneider, Warren, Assine & Simões, 2020: fossil only.

synonymy (1 available nomen) | 1 species

family DESERTELLIDAE Dechaseaux, 1947: fossil only.

synonymy (1 nomen) | 1 genus

superfamily SILESUNIONOIDEA Skawina & Dzik, 2011: fossil only.

synonymy (2 nomina) | 2 families

superfamily TRIGONIOIDOIDEA Cox, 1952: fossil only.

synonymy (6 nomina) | 1 genus, 4 families