-
Heleobia (Eupaludestrina) achaja
(S. Clessin, 1879)
-
Heleobia (Eupaludestrina) achaja sorella
(C.A. Westerlund, 1879)
-
Tryonia acicularis
Nuttall, 1990 † (FOSSIL)
-
Dyris acicularis
Wesselingh, 2006 † (FOSSIL)
-
Semisalsa acilacustris
Schütt, 1991 † (FOSSIL)
-
Tryonia adamantina
D.W. Taylor, 1987
-
Heleobia adamsi
(H.B. Preston, 1912)
-
Tryonia aequicostata
(H.A. Pilsbry, 1889)
-
Tryonia alamosae
D.W. Taylor, 1987
-
Aroapyrgus alleei
J.P.E. Morrison, 1946
-
Tryonia allendae
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Dyris amazonicus
(F. Haas, 1949)
-
Littoridina andecola
(A.V.M.D. D'Orbigny, 1835)
-
Littoridina andecola culminea
(A.V.M.D. D'Orbigny, 1840)
-
Littoridina andecola neveui
(A.V.M.D. D'Orbigny, 1835)
-
Heleobia andicola
(A.V.M.D. D'Orbigny, 1835)
-
Tryonia angosturae
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Tryonia angulata
R. Hershler & D.W. Sada, 1987
-
Littoridina angustiarum
(H.B. Preston, 1915)
-
Littoridina apachensis
W.A. Biese, 1947
-
Littoridina aperta
(H. Hass, 1955)
-
Heleobia (Eupaludestrina) aponensis
(E.C. Von Martens, 1858)
-
Heleobia arenaria
(J.R. Bourguignat, 1862)
-
Dyris ariei
Wesselingh, 2006 † (FOSSIL)
-
Aphaostracon asthenes
F.G. Thompson, 1968
-
Littoridina atacamensis
R.A. Philippi
-
Cochliopina australis
J.P.E. Morrison, 1946
-
Heleobia australis
(A.V.M.D. D'Orbigny, 1837)
-
Minckleyella balnearis
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Stygopyrgus bartonensis
R. Hershler & A.J. Longley, 1986
-
Sioliella bella
(T.A. Conrad, 1871 †) (FOSSIL)
-
Littoridina berryi
(H.A. Pilsbry, 1924)
-
Littoridina bertoniana
H.A. Pilsbry, 1911
-
Dyris bicarinatus
Etheridge, 1879 † (FOSSIL)
-
Dyris bicarinatus sofiaensis
Wesselingh, 2006
-
Heleobia (Eupaludestrina) bigugliana
(E. Caziot, 1908)
-
Sioliella bisiphonata
Wesselingh, 2006 † (FOSSIL)
-
Onobops bispiralis
Wesselingh, 2006 † (FOSSIL)
-
Onobops bisulcatus
Wesselingh, 2006 † (FOSSIL)
-
Cochliopina bourguyi
(Roxo, 1924 †) (FOSSIL)
-
Tryonia brevissima
H.A. Pilsbry, 1890
-
Antrobia breweri
(R. Hershler & F.G. Thompson, 1990)
-
Tryonia brunei
D.W. Taylor, 1987
-
Littoridina bruninensi
W.A. Biese, 1944
-
Heleobia (Eupaludestrina) canariensis
(A. Mousson, 1872)
-
Paludiscala caramba
D.W. Taylor, 1966
-
Heleobia carcotensis
Collado, Valladares & Méndez, 2016
-
Sioliella carinata
Wesselingh, 2006 † (FOSSIL)
-
Toxosoma carinatum
Wesselingh, 2006 † (FOSSIL)
-
Dyris carinatus
Wesselingh, 2006 † (FOSSIL)
-
Mexipyrgus carranzae
D.W. Taylor, 1966
-
Heleobops carrikeri
D.H.S. Davis & M. McKee, 1989
-
Heleobia castellanosae
J.M. Gaillard, 1974
-
Aroapyrgus chagresensis
J.P.E. Morrison, 1946
-
Aphaostracon chalarogyrus
F.G. Thompson, 1968
-
Heleobia charruana
(A.V.M.D. D'Orbigny, 1843)
-
Tryonia cheatumi
H.A. Pilsbry, 1935
-
Aroapyrgus chefinesnoel
E. Rolán, 2010
-
Littoridina chimbaensis
W.A. Biese, 1944
-
Littoridina choapaensis
W.A. Biese, 1944
-
Littoridina choapaensis albolabris
W.A. Biese, 1944
-
Tryonia chuviscarae
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Tryonia cingulifera
(A. Adams, 1860)
-
Tryonia circumstriata
A.B. Leonard & T.H. Ho, 1960
-
Aroapyrgus cisterninus
(B. Walker, 1919)
-
Pyrgophorus cisterninus
(H.C. Küster, 1852)
-
Tryonia clathrata
W. Stimpson, 1865
-
Aroapyrgus clenchi
(C. Goodrich & H. Van Der Schalie, 1937)
-
Juturnia coahuilae
(D.W. Taylor, 1966)
-
Subcochliopa colabrensis
J.P.E. Morrison, 1946
-
Cochliopina colombiana
Nuttall, 1990 † (FOSSIL)
-
Aroapyrgus colombiensis
J. Malek & C. Little, 1971
-
Onobops communis
Wesselingh, 2006 † (FOSSIL)
-
Cochliopina compacta
(H.A. Pilsbry, 1910)
-
Littoridina compacta
W.A. Biese, 1944
-
Aroapyrgus conchensensis
(B. Walker, 1919)
-
Heleobia conexa
(J.M. Gaillard, 1974)
-
Littoridina conica
Wesselingh, 2006 † (FOSSIL)
-
Tropidebora conica
Wesselingh, 2006 † (FOSSIL)
-
Pyrgophorus conoideus
(C.M.F. Ancey, 1888)
-
Semisalsa contempta
(P. Dautzenberg, 1894)
-
Toxosoma contortum
Wesselingh, 2006 † (FOSSIL)
-
Tryonia contrerasi
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Cochliopina convexa
Wesselingh, 2006 † (FOSSIL)
-
Littoridina copiapoensis
W.A. Biese, 1944
-
Littoridina coquimbensis
W.A. Biese, 1944
-
Pyrgophorus coronatus
(L. Pfeiffer, 1840)
-
Aroapyrgus costaricensis
(O.A.L. Mörch, 1860)
-
Thalassobia coutagnei
(J.R. Bourguignat in G. Coutagne, 1881)
-
Littoridina crassa
Etheridge, 1879 † (FOSSIL)
-
Sioliella crassilabra
(T.A. Conrad, 1871 †) (FOSSIL)
-
Chorrobius crassilabrum
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Onobops crassus
(F.G. Thompson, 1968)
-
Limnothauma crawfordi
F. Haas, 1955
-
Littoridina crosseana
(H.A. Pilsbry, 1910)
-
Antrobia culveri
L.R. Hubricht, 1971
-
Littoridina cumingii
(A.V.M.D. D'Orbigny, 1895)
-
Longosoma curtum
(T.A. Conrad, 1874 †) (FOSSIL)
-
Heleobia cuzcoensis
(H.A. Pilsbry, 1911)
-
Littoridina davisi
(G.F. Silva & J.W. Thomé, 1985)
-
Toxosoma denticulatum
Wesselingh, 2006 † (FOSSIL)
-
Dyris denticulatus
Wesselingh, 2006 † (FOSSIL)
-
Heleobia deserticola
G. Collado, 2015
-
Tryonia diaboli
H.A. Pilsbry & J.H. Ferriss, 1906
-
Cochliopa diazensis
J.P.E. Morrison, 1946
-
Heleobia (Eupaludestrina) dobrogica
(A.V. Grossu & A. Negrea, 1989)
-
Heleobops docimus
(F.G. Thompson, 1968)
-
Tryonia dorialis
(A. Adams, 1863)
-
Tryonia dugesiana
(J.P.E. Morrison, 1945)
-
Cochliopina dulcensis
(W.B. Marshall, 1920)
-
Toxosoma eboreum
T.A. Conrad, 1874 † (FOSSIL)
-
Heleobia eburnea
(F. Nordsieck, 1968)
-
Sioliella effusa
F. Haas, 1949
-
Tryonia elata
R. Hershler & D.W. Sada, 1987
-
Littoridina elongata
Wesselingh, 2006 † (FOSSIL)
-
Dyris elongatus
Wesselingh, 2006 † (FOSSIL)
-
Onobops elongoides
Wesselingh, 2006 † (FOSSIL)
-
Onobops erectus
Wesselingh, 2006 † (FOSSIL)
-
Tryonia ericae
R. Hershler & D.W. Sada, 1987
-
Pyrgophorus ernesti
(E.C. Von Martens, 1873)
-
Pyrgophorus exiguus
(P.M.A. Morelet, 1851)
-
Cochliopina extremis
J.P.E. Morrison, 1946
-
Lyrodes fagundesi
(F. Haas, 1938)
-
Littoridina faminensis
(H.B. Preston, 1915)
-
Feliconcha feliconcha
Wesselingh, 2006 † (FOSSIL)
-
Heleobia florezii
(W.K. Weyrauch, 1963)
-
Littoridina forsteri
W. Blume, 1957
-
Heleobia (Eupaludestrina) foxianensis
(C. De Stefani, 1883)
-
Cochliopina francesae
(C. Goodrich & H. Van Der Schalie, 1937)
-
Cochliopina fratercula
J.P.E. Morrison, 1946
-
Zetekina frenata
(H.A. Pilsbry, 1935)
-
Longosoma fusiforme
Wesselingh, 2006 † (FOSSIL)
-
Sioliella fusiformis
Wesselingh, 2006 † (FOSSIL)
-
Littoridina gaudichaudii
L.F.A. Souleyet, 1852
-
Tryonia gilae
D.W. Taylor, 1987
-
Glabertryonia glabra
Wesselingh, 2006 † (FOSSIL)
-
Longosoma glabrum
Wesselingh, 2006 † (FOSSIL)
-
Toxosoma globosum
Wesselingh, 2006 † (FOSSIL)
-
Strombopoma gracile
H. Hass, 1955
-
Littoridina gracilis
W.A. Biese, 1944
-
Dyris gracilis
T.A. Conrad, 1871 † (FOSSIL)
-
Toxosoma grande
Wesselingh, 2006 † (FOSSIL)
-
Sioliella grevei
D. Kadolsky, 1980 † (FOSSIL)
-
Heleobia guaranitica
(A. Doering, 1884)
-
Aroapyrgus guatemalensis
(P.H. Fischer & J.C.H. Crosse, 1891)
-
Cochliopina guatemalensis
(P.M.A. Morelet, 1851)
-
Dyris guerreroi
Wesselingh, 2006 † (FOSSIL)
-
Cochliopina hauxwelli
T.R. Nuttall, 1990 † (FOSSIL)
-
Dyris hauxwelli
T.R. Nuttall, 1990 † (FOSSIL)
-
Heleobia hernandezae
(W.K. Weyrauch, 1963)
-
Tryonia herschleri
Czaja & Estrada-Rodriguez, 2015
-
Dyris hershleri
Wesselingh, 2006 † (FOSSIL)
-
Tryonia hertleini
(M. Drake, 1956)
-
Aroapyrgus hinkleyi
(B. Walker, 1919)
-
Cochliopina hinkleyi
(H.A. Pilsbry, 1920)
-
Clarenciella hippopedion
A.G. Beu & Marshall, 2014 † (FOSSIL)
-
Dyris hoornae
Wesselingh, 2006 † (FOSSIL)
-
Coahuilix hubbsi
D.W. Taylor, 1966
-
Dyris huberti
Wesselingh, 2006 † (FOSSIL)
-
Pyrgophorus hydrobioides
(C.M.F. Ancey, 1888)
-
Aphaostracon hypohyalinus
F.G. Thompson, 1968
-
Tryonia imitator
(H.A. Pilsbry, 1899)
-
Littoridina inconspicua
F. Haas, 1938
-
Tryonia infernalis
R. Hershler, H.X. Liu & C.T. Simpson, 2015
-
Cochliopina infundibulum
(E.C. Von Martens, 1899)
-
Onobops iquitensis
Wesselingh, 2006 † (FOSSIL)
-
Heleobia isabelleana
D'Orbigny
-
Cochliopina izabal
(H.A. Pilsbry, 1920)
-
Onobops jacksoni
(P. Bartsch, 1953)
-
Cochliopa joseana
J.P.E. Morrison, 1946
-
Tryonia julimesensis
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Cochliopina juradoi
J.P.E. Morrison, 1946
-
Sioliella kadolskyi
Wesselingh, 2006 † (FOSSIL)
-
Zetekina kompi
(J.P.E. Morrison, 1946)
-
Tryonia kosteri
D.W. Taylor, 1987
-
Heleobia kuesteri
(P. von Ströbel, 1874)
-
Littoridina lacustris
(H. Hass, 1955)
-
Dyris lanceolatus
Wesselingh, 2006 † (FOSSIL)
-
Coahuilix landyei
R. Hershler, 1985
-
Heleobia languiensis
(H. Hass, 1955)
-
Tryonia laqueata
T.A. Conrad, 1871 † (FOSSIL)
-
Dyris lataguensis
Wesselingh, 2006 † (FOSSIL)
-
Lyrodes latus
(F. Haas, 1949)
-
Littoridina limariensis
W.A. Biese, 1944
-
Littoridina limosa
(H.B. Preston, 1915)
-
Dyris lintea
T.A. Conrad, 1871 † (FOSSIL)
-
Littoridina lioneli
(H.B. Preston, 1915)
-
Sioliella littoridinaeformis
Wesselingh, 2006 † (FOSSIL)
-
Littoridina loaensis
W.A. Biese, 1947
-
Emmericiella longa
(H.A. Pilsbry, 1909)
-
Semisalsa longiscata
(J.R. Bourguignat, 1856)
-
Heleobia (Eupaludestrina) macei
(A. Paladilhe, 1867)
-
Littoridina magallanica
W.A. Biese, 1947
-
Rhamphopoma magnum
F. Haas, 1955
-
Ramphopoma magnun
H. Hass, 1955
-
Heleobia (Eupaludestrina) maltzani
(C.A. Westerlund, 1886)
-
Littoridina manni
F.C. Baker, 1913
-
Tryonia margae
R. Hershler, 1989
-
Tryonia mariae
(J.P.E. Morrison, 1945)
-
Zetekina martensi
(H.A. Pilsbry, 1935)
-
Dyris mattii
Wesselingh, 2006 † (FOSSIL)
-
Dyris megacarinatus
Wesselingh, 2006 † (FOSSIL)
-
Zetekina melanioides
(E.C. Von Martens, 1899)
-
Tryonia metcalfi
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Aroapyrgus mexicanus
(H.A. Pilsbry, 1910)
-
Littoridina miaulis
Er. Marcus & Ev. Marcus, 1965
-
Dyris microbispiralis
Wesselingh, 2006 † (FOSSIL)
-
Littoridina microcona
F.G. Thompson & R. Hershler, 1991
-
Onobops microconvexus
Wesselingh, 2006 † (FOSSIL)
-
Dyris microturritella
Wesselingh, 2006 † (FOSSIL)
-
Cochliopina milleri
D.W. Taylor, 1966
-
Tryonia minckleyi
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Onobops minissimus
Wesselingh, 2006 † (FOSSIL)
-
Cochliopina minor
(H.A. Pilsbry, 1920)
-
Tryonia minuscula
W.M. Gabb, 1869 † (FOSSIL)
-
Ecpomastrum mirum
F. Haas, 1957
-
Thalassobia moitessieri
(J.R. Bourguignat, 1876)
-
Tryonia molinae
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Aphaostracon monas
(H.A. Pilsbry, 1899)
-
Tryonia monitorae
R. Hershler, 1999
-
Heleobia montana
(A. Doering, 1884)
-
Toxosoma multicarinatum
Wesselingh, 2006 † (FOSSIL)
-
Littoridina nana
Er. Marcus & Ev. Marcus, 1963
-
Cochliopina navalis
J.P.E. Morrison, 1946
-
Heleobia neveui
(A.R.J.B. Bavay, 1904)
-
Emmericiella novimundi
(H.A. Pilsbry, 1909)
-
Tryonia nuttalli
Wesselingh, 2006 † (FOSSIL)
-
Tryonia oasiensis
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Littoridina oblonga
W.A. Biese, 1944
-
Littoridina obtusa
W.A. Biese, 1944
-
Heleobia occidentalis
(A. Doering, 1884)
-
Littoridina opachensis
W.A. Biese, 1948
-
Littoridina orcutti
(H.A. Pilsbry, 1928)
-
Aroapyrgus orizabensis
(J.C.H. Crosse & P.H. Fischer, 1891)
-
Strombopoma ortoni
(H.A. Pilsbry, 1924)
-
Strombopoma ortoni schindleri
W. Blume, 1958
-
Dyris ortoni
(W.M. Gabb, 1869 †) (FOSSIL)
-
Sioliella ovata
Wesselingh, 2000 † (FOSSIL)
-
Toxosoma ovatum
Wesselingh, 2006 † (FOSSIL)
-
Littoridina pachispira
W.A. Biese, 1944
-
Aphaostracon pachynotus
F.G. Thompson, 1968
-
Aroapyrgus panamensis
(G.W. Tryon, 1863)
-
Zetekina panamensis
(P. Bartsch, 1920)
-
Aroapyrgus panzosensis
(B. Walker, 1919)
-
Littoridina parchappei
(A.V.M.D. D'Orbigny, 1835)
-
Heleobia parchappii
(A.V.M.D. D'Orbigny, 1835)
-
Pyrgophorus parvulus
(L. Guilding, 1828)
-
Rhamphopoma parvum
F. Haas, 1955
-
Aroapyrgus pasionensis
(C. Goodrich & H. Van Der Schalie, 1937)
-
Littoridina patagonica
(A.V.M.D. D'Orbigny, 1835)
-
Littoridina pebasana
T.A. Conrad, 1874 † (FOSSIL)
-
Dyris pebasensis
Wesselingh, 2006 † (FOSSIL)
-
Littoridina pedrina
K. Miller, 1879
-
Heleobia peiranoi
(W.K. Weyrauch, 1963)
-
Tryonia perclathrata
K. Sakurai, 1983
-
Tryonia peregrina
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Cochliopa perforata
F.G. Thompson & R. Hershler, 1991
-
Aroapyrgus petenensis
(P.M.A. Morelet, 1851)
-
Lyrodes peteningensis
(A.A. Gould, 1852)
-
Heleobia picium
(A.V.M.D. D'Orbigny)
-
Heleobia picium subgraduata
(H. Hass, 1952)
-
Cochliopina picta
(H.A. Pilsbry, 1910)
-
Tryonia pilsbryi
(J.P.E. Morrison, 1945)
-
Littoridina piscium
(A.V.M.D. D'Orbigny, 1835)
-
Pyrgophorus platyrachis
F.G. Thompson, 1968
-
Tryonia porrecta
(J.W. Mighels, 1845)
-
Littoridina profunda
(H. Hass, 1955)
-
Tryonia protea
(A.A. Gould, 1855)
-
Tryonia pseudocircumstriata
Czaja & Estrada-Rodriguez, 2015
-
Littoridina pueloensis
W.A. Biese, 1944
-
Tryonia pulchella
(A. Adams, 1860)
-
Littoridina pusilla
F. Haas, 1949
-
Pyrgophorus putialis
(H.B. Baker, 1930)
-
Aphaostracon pycnus
F.G. Thompson, 1968
-
Mexithauma quadripaludium
D.W. Taylor, 1966
-
Tryonia quitobaquitae
R. Hershler, 1988
-
Dyris regularis
Wesselingh, 2006 † (FOSSIL)
-
Dyris renemai
Wesselingh, 2006 † (FOSSIL)
-
Feliconcha reticulata
Wesselingh, 2006 † (FOSSIL)
-
Aphaostracon rhadinus
F.G. Thompson, 1968
-
Aroapyrgus rhegoides
(P.M.A. Morelet, 1851)
-
Cochliopina riograndensis
(H.A. Pilsbry & J.H. Ferriss, 1906)
-
Heleobia rionegrina
(J.M. Gaillard, 1974)
-
Tryonia robusta
R. Hershler, 1989
-
Heleobia robusta
F. Da Silva & I.L. Veitenheimer-Mendes, 2004
-
Dyris romeroi
Wesselingh, 2006 † (FOSSIL)
-
Cochliopa rowelli
(G.W. Tryon, 1863)
-
Tryonia rowlandsi
R. Hershler, 1989
-
Tryonia salina
R. Hershler, 1989
-
Sioliella saloi
Wesselingh, 2006 † (FOSSIL)
-
Spurwinkia salsa
(H.A. Pilsbry, 1905)
-
Littoridina santiagensis
W.A. Biese, 1944
-
Littoridina santiaguensis
W.A. Biese, 1944
-
Heleobia saracocheae
(H. Hass, 1955)
-
Tryonia scalarioides
Etheridge, 1879 † (FOSSIL)
-
Tryonia scalarioides tuberculata
Greve, 1938
-
Heleobia scottii
(H.A. Pilsbry, 1911)
-
Tryonia seemani
(G.R. von Frauenfeld, 1863)
-
Tryonia semituberculata
Nuttall, 1990 † (FOSSIL)
-
Heleobia similis
(W.K. Weyrauch, 1963)
-
Littoridina simplex
H.A. Pilsbry, 1911
-
Tropidebora simplex
Wesselingh, 2006 † (FOSSIL)
-
Littoridina siolii
(F. Haas, 1949)
-
Heleobia (Eupaludestrina) spinellii
(P.V. Gredler, 1859)
-
Pyrgophorus spinosus
(R.E. Call & H.A. Pilsbry, 1886)
-
Antroselates spiralis
L.R. Hubricht, 1963
-
Semisalsa stagnorum
(J.F. Gmelin, 1791)
-
Semisalsa stagnorum capellinii
(Gillet, 1963 †) (FOSSIL)
-
Heleobia (Eupaludestrina) steindachneri
(C.A. Westerlund, 1902)
-
Littoridina stiphra
(H. Hass, 1955)
-
Tryonia stocktonensis
D.W. Taylor, 1987
-
Aroapyrgus stolli
(E.C. Von Martens, 1901)
-
Heleobia (Eupaludestrina) streletzkiensis
(Chukchin, 1975)
-
Littoridina striata
W.A. Biese, 1944
-
Aroapyrgus subangulatus
(E.C. Von Martens, 1899)
-
Lyrodes subgradatus
(F. Haas, 1952)
-
Heleobia sublineata
(H.A. Pilsbry, 1911)
-
Tryonia taylori
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Littoridina tenuipes
P.P. Carpenter
-
Zetekina tenuis
(E.C. Von Martens, 1899)
-
Tropidebora tertiana
(T.A. Conrad, 1874 †) (FOSSIL)
-
Cochliopa texana
H.A. Pilsbry, 1935
-
Aphaostracon theiocrenetus
F.G. Thompson, 1968
-
Pyrgophorus thompsoni
Wesselingh, 2006 † (FOSSIL)
-
Tryonia tornata
(A. Adams, 1863)
-
Littoridina transitoria
W.A. Biese, 1947
-
Tryonia tricarinata
(O. Böttger, 1871)
-
Dyris tricarinatus
Boettger, 1878 † (FOSSIL)
-
Heleobia (Eupaludestrina) tritonum
(J.R. Bourguignat, 1852)
-
Subcochliopa trochulus
(E.C. Von Martens, 1899)
-
Subcochliopa trochus
J.P.E. Morrison, 1946
-
Aroapyrgus tryoni
(H.A. Pilsbry, 1904)
-
Cochliopina tryoniana
(H.A. Pilsbry, 1890)
-
Heleobia tucumana
(J.M. Gaillard, 1974)
-
Juturnia tularosae
R. Hershler, H.P. Liu & W.P. Stockwell, 2002
-
Sioliella umbilicata
Wesselingh, 2006 † (FOSSIL)
-
Heligmopoma umbilicatum
F. Haas, 1955
-
Heleobia uruguayana
(H.A. Pilsbry, 1924)
-
Balconorbis uvaldensis
R. Hershler & A.J. Longley, 1986
-
Tryonia variegata
R. Hershler & D.W. Sada, 1987
-
Onobops ventricosus
Wesselingh, 2006 † (FOSSIL)
-
Zetekina veraguasensis
(J.P.E. Morrison, 1946)
-
Heleobia vestita
(H. Hass, 1955)
-
Heleobia vianai
(J.J. Parodíz, 1960)
-
Aroapyrgus vivens
(H.B. Baker, 1930)
-
Pyrgophorus vulcani
(E.C. Von Martens, 1901)
-
Cochliopina wetmorei
J.P.E. Morrison, 1946
-
Sioliella woodwardi
D. Kadolsky, 1980 † (FOSSIL)
-
Aphaostracon xynoelictum
F.G. Thompson, 1968
-
Tryonia zaragozae
R. Hershler, H.P. Liu & J.J. Landye, 2011
-
Cochliopina zeteki
J.P.E. Morrison, 1946
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