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Unio (bivalve)
Unio
is
a genus
of medium-sized
freshwater
mussels
,
aquatic
bivalve
mollusks
in the
family
Unionidae
,
the river
mussels.
Unio
is the
type genus
of the family Unionidae.
Species
Species in the
genus
Unio
include:
Unio cariei
-
extinct
Unio
crassus
Philipsson
,
1788
-
near threatened
Unio
mancus
Lamarck
,
1819
Unio elongatulus
C.
Pfeiffer
,
1825
Unio pictorum
Unio
tumidus
Unio turtoni
Unio valentianus
Rossmässler
,
1854