Pseudosubulina ruthae H.A. Pilsbry, 1954 Baja California, San Felipe
Pseudosubulina salvini E.C. Von Martens, 1898 Guatemala
Pseudosubulina splendens F.G. Thompson, 1959 Guatemala
Pseudosubulina tastensis (J.G. Cooper, 1894) Mexico, Baja California Sur, La Paz
Pseudosubulina theoripkeni O. Gargominy& I.V. Muratov, 2012 French Guiana
Pseudosubulina ventrosa (H.B. Baker, 1939) Mexico, Puebla
Rectaxis alvaradoi (C. Goodrich& H. Van Der Schalie, 1937) Guatemala
Rectaxis canalizonalis (H.A. Pilsbry, 1930) Panama
Rectaxis confertestriatus (H. Strebel, 1882) Mexico, Veracruz
Rectaxis funibus (C. Goodrich& H. Van Der Schalie, 1937) Guatemala
Rectaxis granum (H.B. Baker, 1939) Mexico, Veracruz
Rectaxis intermedius (H. Strebel, 1882) Mexico, Veracruz
Rectaxis pagodus F.G. Thompson, 2010 Costa Rica
Rectaxis paulisculpta (H.A. Rehder, 1942) Costa Rica
Rectaxis rhabdus (H.A. Pilsbry, 1907) Mexico, Veracruz
Rectaxis subnitidus (H.B. Baker, 1939) Mexico, Puebla
Rectaxis subtilis (H.B. Baker, 1939) Mexico, Veracruz
Salasiella browni (H.A. Pilsbry, 1916) Panama, Canal Zone
Salasiella camerata H.B. Baker, 1941 Mexico, Puebla
Salasiella corni H.G. Richards, 1939 Nicaragua
Salasiella guadalajarensis H.A. Pilsbry& T.D.A. Cockerell, 1926 Mexico, Jalisco
Salasiella hinkleyi H.A. Pilsbry, 1919 Nicaragua
Salasiella joaquinae (H. Strebel, 1877) Mexico, Veracruz
Salasiella margaritacea (L. Pfeiffer, 1856) Guatemala
Salasiella perpusilla (L. Pfeiffer, 1880) Nicaragua
Salasiella pulchella (L. Pfeiffer, 1856) Mexico, Chiapas
Perpusilla minima (H.A. Pilsbry, 1907) Mexico, Veracruz
Perpusilla modesta (L. Pfeiffer, 1862) Mexico, Veracruz
Spiraxis adamsianus L. Pfeiffer, 1852 Jamaica
Spiraxis blandi (J.C.H. Crosse, 1873) Venezuela, Los Roques3,5 mm
Spiraxis brevis (C.B. Adams, 1850)
Spiraxis costulosus C.B. Adams, 1850 Jamaica
Spiraxis haughtoni (W.H. Benson, 1863) Andaman Islands31 mm
Spiraxis inusitatus (C.B. Adams, 1849) Jamaica
Spiraxis mirabilis (C.B. Adams, 1849) Jamaica