Fresh Water Mussel Image Gallery -- Illinois State Museum

Elliptio dilatata (Spike)
The interior of the spike mussel shell has purple, pink, or white nacre. The pseudocardinal teeth are well developed. The lateral teeth are straight, short, and roughened.

Collection of the Illinois State Museum, photograph by Karen Little
ISM Accession #: 675038

<b><i>Elliptio dilatata</i> (Spike)</b>

Class Bivalvia : Subclass Paleoheterodonta : Genus Elliptio

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