This is a demonstration of the ISM freshwater mussel image gallery.
Class Bivalvia : Subclass Paleoheterodonta : Genus Pleurobema
Pleurobema clava (Clubshell)
The clubshell mussel shell is triangular and thick. Its smooth surface is yellowish brown with broken green rays in the umbo area. It grows to three inches in length. This species lives in the gravel or mixed gravel and sand of medium to large rivers. It has occurred along the Wabash river system in eastern Illinois.
Conservation status: endangered in Illinois
Taxonomy: Order Unionoida; Superfamily Unionoidea; Family Unionidae; Subfamily Ambleminae
Collection of the Illinois State Museum, photograph by Karen Little
ISM Accession #: 679769
Class Bivalvia : Subclass Paleoheterodonta : Genus Pleurobema
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