We found 2 definitions of unionidae from 2 different sources.
Noun |
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unionidae - freshwater mussels found worldwide | ||
family Unionidae | ||
mollusk family a family of mollusks | ||
bivalvia, class bivalvia, class lamellibranchia, class pelecypoda, lamellibranchia oysters; clams; scallops; mussels | ||
genus unio, unio type genus of the family Unionidae | ||
anodonta, genus anodonta thin-shelled freshwater mussels |