Genus Villosa
Class Bivalvia
: Subclass Paleoheterodonta
: Genus Villosa
Villosa iris (Rainbow)
The rainbow mussel shell is small (to three inches in length), and thin, with rounded ends. The surface is yellow or greenish yellow, with dark green rays. The species lives in coarse sand or gravel in small to medium streams. It has occurred from the Illinois River valley eastward in Illinois.
Conservation status: endangered in Illinois
Taxonomy: Order Unionoida; Superfamily Unionoidea; Family Unionidae; Subfamily Lampsilinae
Collection of the Illinois State Museum, photograph by Karen Little
ISM Accession #: 676692
Class Bivalvia
: Subclass Paleoheterodonta
: Genus Villosa
First | Previous | Next | Last
| 