| Inflectarius rugeli |
Deep-tooth Shagreen |
|
| Truncilla truncata |
Deertoe |
|
| Vertigo bollesiana |
Delicate Vertigo |
|
| Glyphyalinia virginica |
Depressed Glyph |
|
| Gyraulus circumstriatus |
Disc Gyro |
|
| Triodopsis vulgata |
Dished Threetooth |
|
| Discus patulus |
Domed Disc |
|
| Dromus dromas |
Dromedary Pearlymussel |
Very High |
| Laevapex fuscus |
Dusky Ancylid |
|
| Mesomphix capnodes |
Dusky Button |
|
| Galba dalli |
Dusky Fossaria |
|
| Eubranchus exiguus |
Dwarf Balloon Aeolis |
|
| Alasmidonta heterodon |
Dwarf Wedgemussel |
Very High |
| Elliptio complanata |
Eastern Elliptio |
|
| Elysia chlorotica |
Eastern Emerald Elysia |
|
| Pyganodon cataracta |
Eastern Floater |
|
| Vitrina angelicae |
Eastern Glass-snail |
|
| Lampsilis radiata |
Eastern Lampmussel |
|
| Crassostrea virginica |
Eastern Oyster |
|
| Margaritifera margaritifera |
Eastern Pearlshell |
Moderate |
| Ligumia nasuta |
Eastern Pondmussel |
High |
| Fusconaia ebena |
Ebonyshell |
|
| Elliptio crassidens |
Elephantear |
Very High |
| Alasmidonta marginata |
Elktoe |
|
| Petricolaria pholadiformis |
False Angelwing |
|
| Cyprogenia stegaria |
Fanshell |
Very High |
| Euconulus polygyratus |
Fat Hive |
|
| Truncilla donaciformis |
Fawnsfoot |
|
| Carychium nannodes |
File Thorn |
|
| Striatura milium |
Fine-ribbed Striate |
|
| Fusconaia cuneolus |
Finerayed Pigtoe |
Very High |
| Vertigo ventricosa |
Five-tooth Vertigo Snail |
|
| Anguispira alternata |
Flamed Tigersnail |
|
| Mesomphix subplanus |
Flat Button |
|
| Ventridens suppressus |
Flat Dome |
|
| Anodonta suborbiculata |
Flat Floater |
|
| Gyraulus deflectus |
Flexed Gyro |
|
| Uniomerus carolinianus |
Florida Pondhorn |
|
| Ptychobranchus subtentum |
Fluted Kidneyshell |
|
| Lasmigona costata |
Fluted-shell |
|
| Discus whitneyi |
Forest Disc |
|
| Pallifera fosteri |
Foster Mantleslug |
|
| Leptodea fragilis |
Fragile Papershell |
|
| Stenotrema macgregori |
Fraudulent Slitmouth |
|
| Valvata lewisi |
Fringed Valvata |
|
| Paravitrea mira |
Funnel Supercoil |
High |
| Mya truncata |
Gaper Clam |
|
| Pyganodon grandis |
Giant Floater |
|
| Punctum vitreum |
Glass Spot |
|
| Vitrinizonites latissimus |
Glassy Grapeskin |
|