Hygrophila

Family: Lymnaeidae

Scientific Name	Author/s	Common Name	Last Record	Distribution	Status	Taxon Profile
Erinna aulacospira	(Ancey, 1889)	-	-	Hawaiian Islands, USA	Rediscovered	Access

Galba cyclostoma	(Walker, 1908)	Bugle fossaria	?	Michigan & New York, USA	Missing	Access

Galba perpolita	(Dall, 1905)	Glossy fossaria	1905 or before	Nushagak, Bristol Bay, Alaska (southwestern), USA	Missing	Access

Galba tazewelliana	(Wolf, 1869 or 1870)	Tazwell’s fossaria	?	Illinois & Iowa, USA	Missing	Access

Galba vancouverensis	(Baker, 1939)	Vancouver fossaria	?	Vancouver Island (southern), British Columbia, Canada & San Juan Islands, Washington (extreme northwest), USA	Extinct	Access

Lantzia carinata	Jousseaume, 1872	-	1992 or later	Réunion, Mascarene Islands	Missing	Access

Lymnaea plicata	Hylton Scott 1953	-	?	Argentina	Missing	Access

Lymnaea tomentosa hamiltoni	Cumber, 1941	-	subfossil	Pyramid Valley, South Island, New Zealand	Missing	Access

Stagnicola neopalustris	Baker, 1911	Piedmont pondsnail	?	Virginia, USA	Missing	Access

Stagnicola petoskeyensis	(Walker, 1908)	Petoskey pondsnail	?	Michigan, USA	Missing	Access

Stagnicola pilsbryi	Hemphill, 1890	Fish Springs marshsnail, Fish Springs pond snail	1968	Fish Spring, Juab County, Utah, USA	Extinct	Access

Stagnicola utahensis	Call, 1884	Thickshell pond snail, Bonneville stagnicola, Utah ribbed snail	?	Utah, USA	Missing	Access

Family: Physidae

Scientific Name	Author/s	Common Name	Last Record	Distribution	Status	Taxon Profile
Archiphysa ashmuni	Taylor, 2003	-	?	San Rafael, Cibola County, New Mexico, USA	Missing	Access

Archiphysa sonomae	Taylor, 2003	-	?	Sonoma County, California, USA	Missing	Access

Physa mirollii	Taylor, 2003	-	?	Maggiore, Italy	Missing	Access

Physa mosambiquensis	(Clessin, 1886)	-	?	Mozambique	Invalid (synonym)	Access

Physella hemphilli	Taylor, 2003	Coeur d’Alene physa	-	Coeur D’Alene Lake, Idaho, USA	Rediscovered	Access

Physella microstriata	(Chamberlain & Berry, 1930)	Fish Lake physa	?	Utah, USA	Extinct	Access

Family: Planorbidae

Scientific Name	Author/s	Common Name	Last Record	Distribution	Status	Taxon Profile
Amphigyra alabamensis	Pilsbry, 1906	Shoal sprite	?	Alabama, USA	Extinct	Access

Ancylastrum cumingianus	Bourguignat, 1853	Great Lakes giant limpet, Australian freshwater limpet, Tasmanian freshwater limpet, Tasmanian freshwater 'limpet'	(rediscovered)	Great Lake, Lake St Clair and other lakes, Central Plateau, Tasmania, Australia	Rediscovered	Access

Ceratophallus concavus	(Mandahl-Bath, 1954)	-	early 1950's	Uganda	Missing	Access

Ceratophallus socotrensis	(Godwin-Austen, 1883)	-	1883 or before	Socotra Island, Republic of Yemen	Missing	Access

Ceratophallus subtilis	(Mandahl-Barth, 1954)	-	1951	Kenya & Uganda	Missing	Access

Glyptophysa oconnori	Cumber, 1941	-	subfossil	Pyramid Valley, South Island, New Zealand	Missing	Access

Gyraulus sp. nov. 'California'	-	-	Late Pleistocene	California, USA	Missing	Access

Helisoma eucosmium	(Bartsch, 1908)	-	-	North Carolina (southeastern), USA	Rediscovered	Access

Miratesta celebensis	P. & F. Sarasin, 1898	-	-	Lake Posos, Sulawesi, Indonesia	Rediscovered	Access

Neoplanorbis carinatus	Walker, 1908	-	?	Alabama, USA	Extinct	Access

Neoplanorbis smithi	Walker, 1908	Angled flat-top snail	?	Alabama, USA	Extinct	Access

Neoplanorbis tantillus	Pilsbry, 1906	Little flat-top snail	?	Alabama, USA	Extinct	Access

Neoplanorbis umbilicatus	Walker, 1908	Umbilicate flat-top snail	?	Alabama, USA	Extinct	Access

Planorbella columbiensis	(F.C. Baker, 1945)	-	1945	Lac La Hache, British Columbia (central), Canada	Missing	Access

Planorbella magnifica	(Pilsbry, 1903)	Magnificent ramshorn	?	North Carolina, USA	Missing	Access

Planorbella multivolvis	Case, 1847	Acorn ramshorn	?	Michigan, USA	Extinct	Access

Planorbella traskii	I. Lea, 1856	-	?	California, USA	Missing	Access

Rhodacmea filosa	Conrad, 1834	Wicker ancylid	-	Alabama, USA	Rediscovered	Access

Rhodacmea hinkleyi	(Walker, 1908)	Knobby ancylid		Alabama, Illinois, Indiana & Tennessee, USA	Missing	Access

Vorticifex neritoides	Baker, 1945	-	1988	Oregon & Washington, USA	Missing	Access

Vorticifex solida	Dall, 1870	-	?	California & Nevada, USA	Missing	Access

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