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