Leptarionta adela (G.F. Angas, 1878) Costa Rica
Dryotrochus altispira (E.C. Von Martens, 1892) Honduras
Leptarionta bicincta (L. Pfeiffer, 1841) Oaxaca, Mexico
Leptarionta boucardi (G.F. Angas, 1879)
Semiconchula breedlovei E. Naranjo-Garcia, 2003 Chiapas, Mexico
Xanthonyx chiapensis (L. Pfeiffer, 1856) Chiapas, Mexico
Trichodiscina coactiliata (A.E.J. Férussac, 1838) Nicaragua
Cryptostracon corcovadensis M.G. Cuezzo, 1997 Costa Rica
Trichodiscina cordovana (L. Pfeiffer, 1856) Veracruz, Mexico
Leptarionta costaricensis (J.R. Roth in L. Pfeiffer, 1857) Costa Rica
Semiconchula custepecana E. Naranjo-Garcia, O.J. Polaco& T.A. Pearce, 2000 Chiapas, Mexico
Calyptoplax dendrica F.G. Thompson Honduras
Discolepis desidens (P.C.A.S.L. Rang, 1834) Martinique
Lysinoe eximia (L. Pfeiffer, 1844) Guatemala
Cryptostracon gabbi W.G. Binney, 1879 Costa Rica
Lysinoe gheisbrechti (P. Nyst, 1849) Mexico, Chiapas56 mm
Leptarionta glaber F.G. Thompson, 1995
Leptarionta guillarmodi (R.J. Shuttleworth, 1852) Veracruz, Mexico
Trichodiscina hinkleyi H.A. Pilsbry, 1919 Guatemala
Miraverellia inflata (F.G. Thompson, 1959) Veracruz, Mexico
Lysinoe leai F.G. Thompson, 1996
Averellia macneili (J.C.H. Crosse, 1873) Panama, Gulf of Chiriqui
Leptarionta maxwellsmithi H.A. Pilsbry, 1930 Colombia
Metostracon mima H.A. Pilsbry, 1900 Mexico, Michoacan
Trichodiscina oajacensis (J.L.F. Kock, 1842) Oaxaca, Mexico
Xanthonyx potosiana W.H. Dall, 1905 Mexico, San Luis Potosì
Tryonigens remondi (G.W. Tryon, 1863) Mexico, Sinaloa
Xanthonyx salleanus (L. Pfeiffer, 1856) Oaxaca, Mexico
Miraverellia sargi (J.C.H. Crosse& P.H. Fischer, 1872) Guatemala15,6 mm
Lysinoe sebastiana (W.H. Dall, 1897) Mexico, Jalisco
Trichodiscina sinaloa H.A. Pilsbry, 1954 Mexico, Sinaloa
Lysinoe starretti F.G. Thompson, 1963 El Salvador
Miraverellia sumichrasti (J.C.H. Crosse& P.H. Fischer, 1872) Oaxaca, Mexico
Xanthonyx sumichrasti (A. Brot, 1867) Mexico
Trichodiscina suturalis (L. Pfeiffer, 1846) Honduras