Kingdom Animalia Order Unionoida Tribe Quadrulini Higher classification Unionidae | Phylum Mollusca Family Unionidae Scientific name Quadrula Rank Genus | |
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Lower classifications Rabbitsfoot, Winged mapleleaf, Quadrula metanevra, Appalachian monkey‑face pearly mu, Cumberland monkeyface pearly mu | ||
Quadrula is a genus of freshwater mussels, aquatic bivalve mollusks in the family Unionidae native to rivers of the American Midwest and mid-south. All have thick nacreous shells with well-developed hinge teeth, many also with external shell sculpturing of nodules or lumps.
Contents
Texas pimpleback quadrula petrina
Species within the genus Quadrula
In 2012, many species classified as Quadrula were moved to Rotundaria and Theliderma based on genetic and morphological evidence. Species currently in Quadrula now consist of:
References
Quadrula Wikipedia(Text) CC BY-SA