Allogona profunda

Wikipedia

Biomphalaria glabrata

Wikipedia

Bithynia tentaculata

Wikipedia

Bithynia

Biopix

Cochlicopa lubrica

Wikipedia

Cochlicopa morseana

Wisconsin's Rare Aquatic and Terrestrial Snails

Discus catskillensis

Wikipedia

Gyraulus crista

Teichlebewesen

Gyraulus deflectus

Freshwater Gastropods of North America

Gastrocopta procera

Wisconsin's Rare Aquatic and Terrestrial Snails

Glyphyalinia rhoadsi

Wisconsin's Rare Aquatic and Terrestrial Snails

Guppya sterkii

Wisconsin's Rare Aquatic and Terrestrial Snails

Glyphyalinia wheatleyi

Wisconsin's Rare Aquatic and Terrestrial Snails

Gyraulus

Biopix

Hendersonia occulta

Wisconsin's Rare Aquatic and Terrestrial Snails

Helicodiscus singleyanus

Wisconsin's Rare Aquatic and Terrestrial Snails

Io

Wikipedia

Lymnaea

Study of Northern Virginia Ecology

Lymnaea

Biopix

Lymnaeidae

Wikipedia

Marisa cornuarietis

Wikipedia

Planogyra asteriscus

Wisconsin's Rare Aquatic and Terrestrial Snails

Philomycus carolinianus

Wikipedia

Paravitrea multidentata

Wisconsin's Rare Aquatic and Terrestrial Snails

Planorbella trivolvis

Wikipedia

Physa

Biopix

Physidae

Wikipedia

Planorbidae

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Pleurocera

Wikipedia

Strobilops affinis

Wisconsin's Rare Aquatic and Terrestrial Snails

Striatura ferrea

Wisconsin's Rare Aquatic and Terrestrial Snails

Stenotrema hirsutum

Wikipedia

Stagnicola palustris

Wikipedia

Stagnicola

Biopix

Vertigo hubrichti

Wisconsin's Rare Aquatic and Terrestrial Snails

Vertigo morsei

Wisconsin's Rare Aquatic and Terrestrial Snails

Viviparidae

Wikipedia

Xolotrema denotatum

Virginia Land Snails -- CMNH

Zoogenetes harpa

Wisconsin's Rare Aquatic and Terrestrial Snails