Fontelicella Gregg & D. W. Taylor, 1965 accepted as
Pyrgulopsis Call & Pilsbry, 1886 (source of synonymy)
Fontelicella (Microamnicola) Gregg & D. W. Taylor, 1965 accepted as
Pyrgulopsis Call & Pilsbry, 1886 (source of synonymy)
Fontelicella roswellensis D. W. Taylor, 1987 accepted as
Pyrgulopsis roswellensis (D. W. Taylor, 1987) (new combination reference)
Pilsbryus antiquus (Gabb, 1866) † accepted as
Pilsbryus occidentalis (J. Hall, 1845) † (additional source)
Pyrgula nevadensis Stearns, 1883 accepted as
Pyrgulopsis nevadensis (Stearns, 1883) (basis of record)
Pyrgulopsis Call & Pilsbry, 1886 (basis of record)
Pyrgulopsis aardahli Hershler, 1989 (additional source)
Pyrgulopsis amargosae Hershler, 1989 (additional source)
Pyrgulopsis archimedis S. S. Berry, 1947 (additional source)
Pyrgulopsis arizonae (D. W. Taylor, 1987) (additional source)
Pyrgulopsis avernalis (Pilsbry, 1935) (new combination reference)
Pyrgulopsis bacchus Hershler, 1988 (additional source)
Pyrgulopsis bernardina (D. W. Taylor, 1987) (additional source)
Pyrgulopsis brandi (Drake, 1953) (additional source)
Pyrgulopsis bruneauensis Hershler, 1990 (additional source)
Pyrgulopsis bryantwalkeri Hershler, 1994 (original description)
Pyrgulopsis californiensis (Gregg & D. W. Taylor, 1965) (additional source)
Pyrgulopsis carinifera (Pilsbry, 1935) (new combination reference)
Pyrgulopsis cedrosensis (Pilsbry, 1927) (new combination reference)
Pyrgulopsis chupaderae D. W. Taylor, 1987 (additional source)
Pyrgulopsis cochisi Hershler, 1988 accepted as
Pyrgulopsis bernardina (D. W. Taylor, 1987) (source of synonymy)
Pyrgulopsis confluentis Hershler, 1988 accepted as
Pyrgulopsis trivialis (D. W. Taylor, 1987) (source of synonymy)
Pyrgulopsis davisi (D. W. Taylor, 1987) (new combination reference)
Pyrgulopsis deserta (Pilsbry, 1916) (additional source)
Pyrgulopsis erythropoma (Pilsbry, 1899) (additional source)
Pyrgulopsis euzona (G. D. Hanna, 1923) † (basis of record)
Pyrgulopsis micra (Yen, 1946) † (basis of record)
Pyrgulopsis neomexicana (Pilsbry, 1916) (source of synonymy)
Pyrgulopsis nevadensis (Stearns, 1883) (basis of record)
Pyrgulopsis pecosensis (D. W. Taylor, 1987) (source of synonymy)
Pyrgulopsis percarinata (Pilsbry, 1934) † (basis of record)
Pyrgulopsis perditicollis (Pilsbry, 1934) † (basis of record)
Pyrgulopsis pilsbryana (J. L. Baily & R. I. Baily, 1952) (taxonomy source)
Pyrgulopsis pilula (Pilsbry, 1934) † (basis of record)
Pyrgulopsis puteana (Pilsbry, 1935) † (basis of record)
Pyrgulopsis robusta (B. Walker, 1908) (additional source)
Pyrgulopsis spiralis (Pilsbry, 1934) † (basis of record)
Pyrgulopsis trivialis (D. W. Taylor, 1987) (taxonomy source)
Pyrgulopsis truckeensis (Yen, 1950) † (basis of record)
Arizona for
Apachecoccus arizonae D. W. Taylor, 1987
Arizona for
Pyrgulopsis bacchus Hershler, 1988
Arizona for
Pyrgulopsis cochisi Hershler, 1988
Arizona for
Yaquicoccus bernardinus D. W. Taylor, 1987
Baja California for
Paludestrina cedrosensis Pilsbry, 1927
California for
Fontelicella californiensis Gregg & D. W. Taylor, 1965
California for
Pyrgulopsis aardahli Hershler, 1989
California for
Pyrgulopsis amargosae Hershler, 1989
Colorado for
Pyrgulopsis avernalis (Pilsbry, 1935)
Idaho for
Pyrgulopsis bruneauensis Hershler, 1990
Mexico for
Amnicola brandi Drake, 1953
Nevada for
Fluminicola avernalis carinifera Pilsbry, 1935
Nevada for
Fluminicola nevadensis B. Walker, 1916
Oregon for
Pyrgulopsis archimedis S. S. Berry, 1947
Type locality
USA, Nevada, Walker and Pyramid Lakes, Nevada. Subsequently restricted to Pyramid Lake, Washoe County [details]