This is a demonstration of the ISM freshwater mussel image gallery.
Class Bivalvia : Subclass Paleoheterodonta : Genus Pleurobema
Pleurobema cordatum (Ohio Pigtoe)
The interior of the ohio pigtoe mussel shell has white or pink nacre. The pseudocardinal teeth are well-developed (upper right) and the lateral teeth are somewhat curved. The beak cavity is markedly deep.
Collection of the Illinois State Museum
ISM Accession #: 677327
Class Bivalvia : Subclass Paleoheterodonta : Genus Pleurobema
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