Quadrula
| Butthole | |
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| Quadrula intermedia | |
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| Genus: | Quadrula
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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.
Species within the genus Quadrula
Taken from[1]:
- southern mapleleaf (Quadrula apiculata)
- Alabama orb (Quadrula asperata)
- golden orb (Quadrula aurea)
- Rio Grande monkeyface (Quadrula couchiana)
- rabbitsfoot (Quadrula cylindrica)
- winged mapleleaf (Quadrula fragosa)
- smooth pimpleback (Quadrula houstonensis)
- Cumberland monkeyface pearly mussel (Quadrula intermedia)
- monkeyface (Quadrula metanevra)
- wartyback (Quadrula nodulata)
- Texas pimpleback (Quadrula petrina)
- pimpleback (Quadrula pustulosa)
- mapleleaf (Quadrula quadrula)
- purple pimpleback (Quadrula refulgens)
- ridged mapleleaf (Quadrula rumphiana)
- Appalachian monkeyface pearly mussel (Quadrula sparsa)
- stirrup shell (Quadrula stapes)
- rough rockshell (Quadrula tuberosa)
References
- ^ Turgeon, D.D., J.F. Quinn,Jr., A.E. Bogan, E.V. Coan, F.G. Hochberg, W.G. Lyons, et al. 1998. Common and scientific names of aquatic invertebrates from the United States and Canada: Mollusks, 2nd ed. American Fisheries Society Special Publication 26: pages 526. American Fisheries Society.
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