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Regional Species of Greatest Conservation Need

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Scientific Name	Common Name	Taxon	Subtaxon	Regional Responsibility	RSGCN Status
Gomphurus ventricosus	Skillet Clubtail	Insect:Odonata	Dragonflies and Damselflies	25-50%	RSGCN
Myotis leibii	Eastern Small-footed Myotis	Mammal	Bats	50-75%	RSGCN
Corynorhinus rafinesquii	Rafinesque's Big-eared Bat	Mammal	Bats	<25%	Watchlist [Defer to SEAFWA]
Martes americana	American Marten	Mammal	Other Mammals	25-50%	Watchlist [Assessment Priority]
Glaucomys sabrinus fuscus	Virginia Northern Flying Squirrel	Mammal	Small Mammals:Rodentia	100% (NEAFWA Endemic)	RSGCN
Microtus chrotorrhinus	Rock Vole	Mammal	Small Mammals:Rodentia	75-100%	RSGCN
Microtus chrotorrhinus carolinensis	Southern Rock Vole	Mammal	Small Mammals:Rodentia	75-100%	RSGCN
Microtus pennsylvanicus provectus	Block Island Meadow Vole	Mammal	Small Mammals:Rodentia	100% (NEAFWA Endemic)	RSGCN
Microtus pennsylvanicus shattucki	Penobscot Meadow Vole	Mammal	Small Mammals:Rodentia	100% (NEAFWA Endemic)	Watchlist [Assessment Priority]
Sciurus niger cinereus	Delmarva Fox Squirrel	Mammal	Small Mammals:Rodentia	100% (NEAFWA Endemic)	RSGCN
Synaptomys borealis sphagnicola	Northern Bog Lemming	Mammal	Small Mammals:Rodentia	75-100%	RSGCN
Placopecten magellanicus	Atlantic Sea Scallop	Marine Invertebrate	Marine Bivalves	75-100%	RSGCN
Eulimnadia agassizii	Agassiz Clam Shrimp	Marine Invertebrate	Marine Crustaceans	75-100%	RSGCN
Homarus americanus	American Lobster	Marine Invertebrate	Marine Crustaceans	75-100%	RSGCN
Argopecten irradians	Bay Scallop		Mollusc	25-50%	RSGCN
Pleurobema oviforme	Tennessee Clubshell	Mollusc	Freshwater Bivalves	<25%	Watchlist [Defer to SEAFWA]
Theliderma cylindrica	Rabbitsfoot	Mollusc	Freshwater Bivalves	<25%	RSGCN
Simpsonaias ambigua	Salamander Mussel	Mollusc	Freshwater Bivalves	<25%	RSGCN
Fusconaia subrotunda	Longsolid	Mollusc	Freshwater Bivalves	<25%	RSGCN
Lampsilis cariosa	Yellow Lampmussel	Mollusc	Freshwater Bivalves	50-75%	RSGCN
Lasmigona holstonia	Tennessee Heelsplitter	Mollusc	Freshwater Bivalves	<25%	RSGCN
Leptodea ochracea	Tidewater Mucket	Mollusc	Freshwater Bivalves	75-100%	RSGCN
Ligumia nasuta	Eastern Pondmussel	Mollusc	Freshwater Bivalves	50-75%	RSGCN
Obovaria subrotunda	Round Hickorynut	Mollusc	Freshwater Bivalves	25-50%	RSGCN
Elliptio lanceolata	Yellow Lance	Mollusc	Freshwater Bivalves	25-50%	RSGCN
Ptychobranchus subtentus	Fluted Kidneyshell	Mollusc	Freshwater Bivalves	<25%	RSGCN
Stenotrema simile	Bear Creek Slitmouth	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	RSGCN
Gastrodonta fonticula	Appalachia Bellytooth	Mollusc	Terrestrial Snails	75-100%	Watchlist [Assessment Priority]
Glyphyalinia raderi	Maryland Glyph	Mollusc	Terrestrial Snails	75-100%	RSGCN
Helicodiscus triodus	Talus Coil	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	RSGCN
Oxyloma retusum	Blunt Ambersnail	Mollusc	Terrestrial Snails	25-50%	Watchlist [Assessment Priority]
Pallifera hemphilli	Black Mantleslug	Mollusc	Terrestrial Snails	<25%	Watchlist [Assessment Priority]
Paravitrea mira	Funnel Supercoil	Mollusc	Terrestrial Snails	75-100%	RSGCN
Paravitrea septadens	Brown Supercoil	Mollusc	Terrestrial Snails	50-75%	RSGCN
Triodopsis picea	Spruce Knob Threetooth	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	Watchlist [Assessment Priority]
Triodopsis platysayoides	Cheat Threetooth	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	RSGCN
Ventridens coelaxis	Bidentate Dome	Mollusc	Terrestrial Snails	<25%	Watchlist [Assessment Priority]
Catinella vagans	Mudbank Ambersnail	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	Proposed Watchlist [Assessment Priority]
Succinea pennsylvanica	Penn Ambersnail	Mollusc	Terrestrial Snails	100% (NEAFWA Endemic)	Proposed Watchlist [Assessment Priority]
Crotalus horridus	Timber Rattlesnake	Reptile	Snakes	<25%	RSGCN
Pantherophis guttatus	Red Cornsnake	Reptile	Snakes	<25%	Watchlist [Assessment Priority]
Sistrurus catenatus	Eastern Massasauga	Reptile	Snakes	<25%	RSGCN
Pituophis melanoleucus melanoleucus	Northern Pinesnake	Reptile	Snakes	25-50%	RSGCN
Clemmys guttata	Spotted Turtle	Reptile	Turtles	50-75%	RSGCN
Glyptemys insculpta	Wood Turtle	Reptile	Turtles	75-100%	RSGCN
Pseudemys rubriventris	Northern Red-bellied Cooter (Massachusetts pop.)	Reptile	Turtles	100% (NEAFWA Endemic)	RSGCN