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Vallonia pulchella
(Müller, 1774)
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Vallonia excentrica
Sterki, 1893
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Vallonia perspectiva
Sterki, 1893
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Strobilops aeneus
Pilsbry, 1926
Width 2.5 mm; St. Louis Co., MO
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Strobilops labyrinthicus
(Say, 1817)
Width 2.6 mm; St. Louis Co., MO
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Rabdotus dealbatus
(Say, 1821)
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Punctum minutissimum
(I. Lea, 1841)
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Anguispira alternata
(Say, 1816)
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Anguispira kochi
(Pfeiffer, 1821)
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Discus patulus
(Deshayes, 1830)
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Guppya sterkii
(Dall, 1888)
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Mesomphix cupreus
(Rafinesque, 1831)
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© 2000 Larry Watrous, All Rights Reserved
808 Madeline Ct., Ballwin, MO 63011
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