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