Etheriidae
# Etheriidae

Etheriidae is a small family of medium-sized freshwater mussels, aquatic bivalve molluscs in the order Unionida. It contains two monotypic genera.

## Genera

Genera within the family Etheriidae include:

* Acostaea d'Orbigny, 1851
   * Acostaea rivolii Deshayes, 1827
* Etheria Lamarck, 1807
   * Etheria elliptica Lamarck, 1807
* Pseudomulleria
   * Pseudomulleria dalyi Smith, 1898
