Species of Greatest Conservation Need By Taxon

Mollusc

Scientific Name Common Name RSGCN Concern Level
Quadrula metanevra Monkeyface
Laevicardium mortoni Morton's Eggcockle
Aplexa hypnorum Moss Bladder Snail
Pupilla muscorum Moss Chrysalis Snail
Valvata sincera Mossy Valvata
Villosa vanuxemensis Mountain Creekshell Mussel
Anguispira jessica Mountain Disc
Ovatella myosotis Mouse Ear Marsh Snail
Actinonaias ligamentina Mucket
Boreotrophon truncatus Murex
Vertigo paradoxa Mystery Vertigo
Paravitrea pontis Natural Bridge Supercoil Moderate
Floridobia winkleyi New England Siltsnail
Modiolus modiolus Northern Horse Mussel
Lacuna vincta Northern Lacuna
Elliptio fisheriana Northern Lance Moderate
Mercenaria mercenaria Northern Quahog
Epioblasma rangiana Northern Riffleshell Very High
Epioblasma torulosa rangiana Northern Riffleshell
Triodopsis tridentata Northern Threetooth
Villosa constricta Notched Rainbow Moderate
Stagnicola oronoensis Obese Pondsnail
Carychium exiguum Obese Thorn
Ferrissia parallelus Oblong Ancylid
Arctica islandica Ocean/Black Quahog
Somatogyrus integra Ohio Pebblesnail
Pleurobema cordatum Ohio Pigtoe
Plethobasus cooperianus Orangefoot Pimpleback Very High
Fontigens tartarea Organ Cavesnail
Vertigo ovata Ovate Vertigo snail
Epioblasma capsaeformis Oyster Mussel Very High
Eubranchus pallidus Painted Balloon Worm
Glyphyalinia lewisiana Pale Glyph
Vertigo oralis Palmetto Vertigo
Somatogyrus virginicus Panhandle Pebblesnail
Utterbackia imbecillis Paper Pondshell
Paravitrea calcicola Pearl Supercoil
Stagnicola neopalustris Piedmont Pondsnail
Quadrula pustulosa Pimpleback
Triodopsis messana Pinhole Threetooth
Potamilus alatus Pink Heelsplitter
Lampsilis abrupta Pink Mucket
Potamilus ohiensis Pink Papershell
Quadrula verrucosa Pistolgrip
Triodopsis burchi Pittsylvania Threetooth
Lampsilis cardium Plain Pocketbook
Lampsilis ovata Pocketbook Mussel
Uniomerus tetralasmus Pondhorn
Mesodon elevatus Proud Globe
Patera pennsylvanica Proud Globelet