Genus Alasmidonta
Class Bivalvia
: Subclass Paleoheterodonta
: Genus Alasmidonta
Alasmidonta marginata (Elktoe)
The interior of the elktoe mussel shell has bluish white nacre, sometimes with a salmon tinge near the beak. The pseudocardinal teeth are thin and elongate. The lateral teeth appear as only a swelling on the hinge line. The beak cavity is rather deep.
Collection of the Illinois State Museum, photograph by Karen Little
ISM Accession #: 673223
Class Bivalvia
: Subclass Paleoheterodonta
: Genus Alasmidonta
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