Plethobasus cyphyus
| Sheepnose mussel | |
|---|---|
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Unionoida |
| Family: | Unionidae |
| Genus: | Plethobasus |
| Species: | P. cyphyus |
| Binomial name | |
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Plethobasus cyphyus Rafinesque, 1820 |
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Plethobasus cyphyus (sheepnose mussel) is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels.
This species is endemic to the Midwest and Southeast United States. It is currently listed as endangered as it is no longer in two-thirds of its historical range.
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