| Alabama orb | |
|---|---|
| Conservation status | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Unionoida |
| Family: | Unionidae |
| Genus: | Quadrula |
| Species: | Q. asperata |
| Binomial name | |
| Quadrula asperata I. Lea, 1861 |
|
The Alabama orb, scientific name Quadrula asperata, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
This species is endemic to the United States.