| Pleuronaia dolabelloides |
Slabside Pearlymussel |
|
| Polygyriscus virginianus |
Virginia Coil |
Very High |
| Pomatiopsis cincinnatiensis |
Brown Walker |
|
| Pomatiopsis lapidaria |
Slender Walker |
|
| Potamilus alatus |
Pink Heelsplitter |
|
| Potamilus ohiensis |
Pink Papershell |
|
| Promenetus exacuous |
Sharp Sprite |
|
| Ptychatractus ligatus |
Spindle Shell |
|
| Ptychobranchus fasciolaris |
Kidneyshell |
|
| Ptychobranchus subtentum |
Fluted Kidneyshell |
|
| Punctum blandianum |
Brown Spot |
|
| Punctum smithi |
Lamellate Spot |
|
| Punctum vitreum |
Glass Spot |
|
| Pupilla muscorum |
Moss Chrysalis Snail |
|
| Pupoides albilabris |
White-lip Dagger |
|
| Pyganodon cataracta |
Eastern Floater |
|
| Pyganodon grandis |
Giant Floater |
|
| Quadrula cylindrica cylindrica |
Rabbitsfoot |
|
| Quadrula metanevra |
Monkeyface |
|
| Quadrula pustulosa |
Pimpleback |
|
| Quadrula quadrula |
Mapleleaf |
|
| Quadrula verrucosa |
Pistolgrip |
|
| Simpsonaias ambigua |
Salamander Mussel |
High |
| Somatogyrus integra |
Ohio Pebblesnail |
|
| Somatogyrus pennsylvanicus |
Shale Pebblesnail |
|
| Somatogyrus virginicus |
Panhandle Pebblesnail |
|
| Spisula solida |
Atlantic Surg Clam |
|
| Stagnicola catascopium |
Woodland Pondsnail |
|
| Stagnicola mighelsi |
Bigmouth Pondsnail |
|
| Stagnicola neopalustris |
Piedmont Pondsnail |
|
| Stagnicola oronoensis |
Obese Pondsnail |
|
| Stenotrema altispira |
Highland Slitmouth |
|
| Stenotrema barbatum |
Bristled Slitmouth |
|
| Stenotrema edvardsi |
Ridge-and-valley Slitmouth |
|
| Stenotrema hirsutum |
Hairy Slitmouth |
|
| Stenotrema macgregori |
Fraudulent Slitmouth |
|
| Stenotrema pilula |
Pygmy Slitmouth |
|
| Stenotrema simile |
Bear Creek Slitmouth |
High |
| Stenotrema spinosum |
Carinate Slitmouth |
|
| Striatura exigua |
Ribbed Striate Snail |
|
| Striatura ferrea |
Black Striate |
|
| Striatura milium |
Fine-ribbed Striate |
|
| Strobilops labyrinthicus |
Maze Pinecone |
|
| Strobilops texasianus |
Southern Pinecone |
|
| Strophitus undulatus |
Creeper |
|
| Succinea wilsoni |
Golden Ambersnail |
|
| Tergipes tergipes |
A Nudibranch |
|
| Theliderma cylindrica |
Rabbitsfoot |
High |
| Theliderma intermedia |
Cumberland Monkeyface |
Very High |
| Theliderma sparsa |
Appalachian Monkeyface |
Very High |