A Review of the North American Freshwater Snail Genus Pyrgulopsis

Appendix 1
Recent Species Incorrectly Described As or Allocated
to Pyrgulopsis or Its Junior Synonyms
(Unless otherwise stated, all Central American species of Ancey were allocated to Pyrgophorus by Hershler and
Thompson, 1992.)
Pyrgulopsis conoidea Ancey, 1888:196. Nicaragua.
Pyrgulopsis coronatus Ancey, 1888:197. Vera-Cruz, Mexico.
Amnicola (Marstonia) greenensis Baker, 1928:113. Holocene, off Sherwood Forest Hotel, Green
Lake, Green Lake County, Wisconsin. Generic status of this extinct species is uncertain.
Pyrgulopsis hydrobioides Ancey, 1888:201. Lago de Coatepeque, El Salvador.
Pyrgulopsis newcombiana Ancey, 1888:1%. Nicaragua.
Pyrgulopsis nicaraguanus Ancey, 1888:194. Nicaragua.
Pyrgulopsis nicaraguanus costulifera Ancey, 1888:195. Nicaragua.
Pyrgulopsis nicaraguanus duplicata Ancey, 1888:195. Nicaragua.
Pyrgulopsis nicaraguensis Ancey, 1888:194. Nicaragua.
Pyrgulopsis patzcuarensis Pilsbry, 1891b:9. Lake Patzcuaro, West Mexico. Allocated to Tryonia by
Taylor (1966).
Amnicola pilsbryi Walker, 1906:116. Rockford, Illinois. Allocated to Marstonia by Walker (1926).
Transferred to Lyogyrus by Thompson (1968).
Pyrgulopsis producta Ancey, 1888:197. Nicaragua.
Amnicola sheldoni Pilsbry, 1890:52. Lake Michigan, at Racine, Wisconsin. Allocated to Pyrgulopsis
by Walker (1918:140). Is the type species of Hoyia F.C. Baker, 1926 (monotypic).
Pyrgulopsis spinosus Call and Pilsbry, 1886. Comal Creek, New Braunfels, Texas. Transferred to
Pyrgophorus by Martens (1899).
Pyrgulopsis spinosa brevispira Ancey, 1888:193. Comal Creek at New Braunfels, Texas.
Amnicola walkeri Pilsbry, 1898:43. Lake Michigan at High Island Harbor, Beaver Islands
[Michigan]. Allocated to Marstonia by Baker (1926). Transferred to Lyogyrus by Thompson
(1968).
Amnicola (Marstonia) walkeri foxensis Baker, 1928:116. Fox River, 1 mile (1.6 km) north of
Portage, Columbia County, Wisconsin. Generic status uncertain; probably a Lyogyrus as above.
Amnicola winkleyi Pilsbry, 1912:1. Saco, Maine. Allocated to Marstonia by Baker (1926). Placed in
synonymy with Marstonia lustrica by Thompson (1977). Transferred to Cincinnatia by Davis
and Mazurkiewicz (1985).
Pyrgulopsis wrighti Ancey, 1888:199. Lago de Coatepeque, El Salvador.
Pyrgulopsis wrighti minima Ancey, 1888:201. Lago de Coatepeque, El Salvador.
Pyrgulopsis wrighti obesa Ancey, 1888:201. Lago de Coatepeque, El Salvador.
Pyrgulopsis wrighti oblonga Ancey, 1888:200. Lago de Coatepeque, El Salvador.
Pyrgulopsis wrighti plicosa Ancey, 1888:199. Lago de Coatepeque, El Salvador.
Pyrgulopsis wrighti transitans Ancey, 1888:200. Lago de Coatepeque, El Salvador.
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