Land Snails of Pennsylvania
* = non-native species
** = not reported yet
Alphabetical Index
You can sample Pennsylvania’s land snail diversity by clicking on highlighted species names. A | C | D | E | F | G | H | I | L | M | N | O | P | R | S | T | V | X | Z
A
Achatina fulica
Allogona profunda (Say, 1821)
Allopeas clavulinum (Potiez and Michaud, 1838)*
Allopeas gracile (Hutton, 1834)*
Allopeas mauritianum (Pfeiffer, 1852)*
Anguispira alternata (Say, 1816)
Anguispira fergusoni (Bland, 1861)
Anguispira kochi (Pfeiffer, 1821)
Appalachina sayana (Pilsbry, 1906)
Arion circumscriptus Johnston, 1828*
Arion distinctus Mabille, 1868*
Arion fasciatus (Nilsson, 1822)*
Arion hortensis Férussac, 1819*
Arion intermedius (Normand, 1852)*
Arion rufus (Linnaeus, 1758)*
Arion subfuscus (Draparnaud, 1805)*
Arion sylvaticus (Lohmander, 1937)*
C
Carychium clappi Hubricht, 1959
Carychium exiguum (Say, 1822)
Carychium exile I. Lea, 1842
Carychium minimum (Müller, 1774)*
Carychium nannodes G.H. Clapp, 1905
Catinella vermeta (Say, 1829)
Cecilioides acicula (Müller, 1774)*
Cepaea hortensis (Müller, 1774)
Cepaea nemoralis (Linnaeus, 1758)*
Cochlicopa lubrica (Müller, 1774)
Cochlicopa lubricella (Porro, 1838)
Cochlicopa morseana (Doherty, 1878)
Cochlicopa nitens (Gallenstein, 1848)*
Columella columella
Columella simplex (Gould, 1840)
Cornu aspersum (Müller, 1774)*
D
Deroceras laeve (Müller, 1774)
Deroceras reticulatum (Müller, 1774)*
Discus catskillensis (Pilsbry, 1896)
Discus patulus (Deshayes, 1830)
Discus rotundatus (Müller, 1774)*
Discus whitneyi (Newcomb, 1864)
E
Euchemotrema fraternum (Say, 1824)
Euchemotrema leai (A. Binney, 1841)
Euconulus chersinus (Say, 1821)
Euconulus dentatus (Sterki, 1893)
Euconulus fulvus (Müller, 1774)
Euconulus polygyratus (Pilsbry, 1899)
G
Gastrocopta armifera (Say, 1821)
Gastrocopta clappi (Sterki, 1909)
Gastrocopta contracta (Say, 1822)
Gastrocopta corticaria (Say, 1816)
Gastrocopta cristata (Pilsbry and Vanatta, 1900)
Gastrocopta pentodon (Say, 1822)
Gastrocopta procera (Gould, 1840)
Gastrocopta similis (Sterki, 1909)
Gastrocopta tappaniana (C.B. Adams, 1842)
Gastrodonta interna (Say, 1822)
Glyphyalinia carolinensis (Cockerell, 1890)
Glyphyalinia cumberlandiana (Clapp, 1919)
Glyphyalinia indentata (Say, 1823)
Glyphyalinia raderi (Dall, 1898)
Glyphyalinia rhoadsi (Pilsbry, 1899)
Glyphyalinia sculptilis (Bland, 1858)
Glyphyalinia virginica (Morrison, 1937)
Glyphyalinia wheatleyi (Bland, 1883)
Guppya sterkii (Dall, 1888)
H
Haplotrema concavum (Say, 1821)
Hawaiia alachuana (Dall, 1885)
Hawaiia minuscula (A. Binney, 1841)
Helicodiscus notius Hubricht, 1962
Helicodiscus parallelus (Say, 1817)
Helicodiscus shimeki Hubricht, 1962
Helix pomatia (Linnaeus, 1758)*
Hendersonia occulta (Say, 1831)
I
Inflectarius downieanus
Inflectarius inflectus (Say, 1821)
L
Lamellaxis micra (d’Orbigny, 1835)*
Limax flavus (Linnaeus, 1758)*
Limax maximus (Linnaeus, 1758)*
Lissachatina fulica (Bowdich, 1822)*
Lucilla singleyana (Pilsbry, 1889)
M
Megapallifera mutabilis (Hubricht, 1951)
Mesodon thyroidus (Say, 1816)
Mesodon zaletus (A. Binney, 1837)
Mesomphix cupreus (Rafinesque, 1831)
Mesomphix inornatus (Say, 1821)
Mesomphix latior (Pilsbry, 1900)
Mesomphix perlaevis (Pilsbry, 1900)
Milax gagates (Draparnaud, 1801)*
N
Neohelix albolabris (Say, 1817)
Neohelix dentifera (A. Binney, 1837)
Nesovitrea binneyana (E.S. Morse, 1864)
Nesovitrea electrina (Gould, 1841)
Novisuccinea ovalis (Say, 1817)
O
Opeas pumilum (Pfeiffer, 1840)*
Opeas pyrgula Schmacker & Boettger, 1891*
Otala lactea (Müller, 1774)*
Oxychilus alliarius (Miller, 1822)*
Oxychilus cellarius (Müller, 1774)*
Oxychilus draparnaudi (Beck, 1837)*
Oxyloma effusum (Pfeiffer, 1853)
Oxyloma retusum (I. Lea, 1834)
P
Pallifera dorsalis (A. Binney, 1842)
Pallifera fosteri F.C. Baker, 1939
Pallifera ohioensis (Sterki, 1908)
Pallifera secreta Cockerell, 1900
Pallifera varia Hubricht, 1953
Paravitrea capsella (Gould, 1851)
Paravitrea multidentata (A. Binney, 1840)
Patera pennsylvanica (Green, 1827)
Philomycus carolinianus (Bosc, 1802)
Philomycus flexuolaris Rafinesque, 1820
Philomycus togatus (Gould, 1841)
Pomatiopsis cincinnatiensis (I. Lea, 1840)
Pomatiopsis lapidaria (Say, 1817)
Punctum blandianum Pilsbry, 1900
Punctum minutissimum (I. Lea, 1841)
Punctum pygmaeum (Draparnaud, 1801)*
Punctum vitreum (H.B. Baker, 1930)
Pupilla muscorum (Linnaeus, 1758)
Pupoides albilabris (C.B. Adams, 1841)
R
Rumina decollata (Linnaeus, 1758)*
S
Stenotrema barbatum (G.H. Clapp, 1904)
Stenotrema edvardsi (Bland, 1856)
Stenotrema hirsutum (Say, 1817)
Striatura exigua (Stimpson, 1850)
Striatura ferrea E.S. Morse, 1864
Striatura meridionalis (Pilsbry and Ferriss, 1906)
Striatura milium (E.S. Morse, 1859)
Strobilops aeneus Pilsbry, 1926
Strobilops affinis Pilsbry, 1893
Strobilops labyrinthicus (Say, 1817)
Strobilops texasianus Pilsbry & Ferriss, 1906
Subulina octona (Bruguiere, 1792)*
Succinea indiana Pilsbry, 1905
Succinea putris (Linnaeus, 1758)*
T
Testacella europaea
Testacella haliotidea Draparnaud, 1801 *
Triodopsis fallax (Say, 1825)
Triodopsis fraudulenta (Pilsbry, 1894)
Triodopsis juxtidens (Pilsbry, 1894)
Triodopsis tennesseensis (Walker and Pilsbry, 1902)
Triodopsis tridentata (Say, 1816)
Triodopsis vulgata Pilsbry, 1940
V
Vallonia costata (Müller, 1774)
Vallonia excentrica Sterki, 1893
Vallonia parvula Sterki,1893
Vallonia pulchella (Müller, 1774)
Ventridens acerra (J. Lewis, 1870)
Ventridens demissus (A. Binney, 1843)
Ventridens gularis (Say, 1822)
Ventridens intertextus (A. Binney, 1841)
Ventridens ligera (Say, 1821)
Ventridens suppressus (Say, 1829)
Ventridens virginicus (Vanatta, 1936)
Vertigo bollesiana (E.S. Morse, 1865)**
Vertigo cristata (Sterki, 1919)**
Vertigo elatior Sterki, 1894**
Vertigo gouldii (A. Binney, 1843)
Vertigo milium (Gould, 1840)
Vertigo ovata Say, 1822
Vertigo pygmaea (Draparnaud, 1801)
Vertigo tridentata (Wolf, 1870)
Vertigo ventricosa (E.S. Morse, 1865)**
Vitrina angelicae Beck, 1837
W
Webbhelix multilineata (Say, 1821)
X
Xolotrema denotatum (Férussac, 1821)
Xolotrema fosteri (F.C. Baker, 1921)*
Xolotrema obstrictum (Say, 1821)
Z
Zachrysia provisoria (Pfeiffer, 1858)*
Zonitoides arboreus (Say, 1816)
Zonitoides nitidus (Müller, 1774)