This is a demonstration of the ISM freshwater mussel image gallery.
Class Bivalvia : Subclass Paleoheterodonta : Genus Ptychobranchus
Ptychobranchus fasciolaris( (Kidneyshell)
The Kidneyshell mussel has a thick, shallow, kidney-shaped, yellowish brown to brown shell that has broken green rays. It lives in the gravel of medium to large rivers. In Illinois it occurs in the drainage of the Wabash River.
Conservation status: endangered in Illinois
Taxonomy: Order Unionoida; Superfamily Unionoidea; Family Unionidae; Subfamily Lampsilinae
Collection of the Illinois State Museum, photograph by robert Warren
ISM Accession #: 679871
Class Bivalvia : Subclass Paleoheterodonta : Genus Ptychobranchus
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