Bocourtia aequatoria (L. Pfeiffer, 1853) | 
Bocourtia aequatoria interrupta (Cousin, 1887) | 
Bocourtia cotopaxiensis (L. Pfeiffer, 1853) |
Bostryx aff. bilineatus (Sowerby, 1833) | 
Bostryx alausiensis (Cousin, 1887) | 
Bostryx bilineatus (G. B. Sowerby I, 1833) |
Bostryx cf. juana (Cousin, 1887) | 
Bostryx juana (Cousin, 1887) | 
Bostryx sp. 116370 |
Bostryx sp. 118634 | 
Bostryx sp. 118848 | 
Bostryx sp. 198130 |
Bostryx sp. 208061 | 
Bostryx umbilicatus (Miller, 1879) | 
Bostryx woodwardi (L. Pfeiffer, 1857) |
Boxtryx sp. 118815 | 
Drymaeus abscissus (L. Pfeiffer, 1855) | 
Drymaeus aequatorianus (E. A. Smith, 1877) |
Drymaeus aff. buckleyi (G. B. Sowerby III, 1895) | 
Drymaeus cf. ambustus (Reeve, 1849) | 
Drymaeus cf. cactivorus (Broderip, 1832) |
Drymaeus cf. hidalgoi (da Costa, 1898) | 
Drymaeus chamaeleon (L. Pfeiffer, 1855) | 
Drymaeus chamaleon (Pfeiffer, 1855) |
Drymaeus expansus flavilabrum Weyrauch, 1967 | 
Drymaeus fallax (L. Pfeiffer, 1853) | 
Drymaeus fucatus (Reeve, 1848) |
Drymaeus hidalgoi (da Costa, 1898) | 
Drymaeus lautus (A. Gould, 1856) | 
Drymaeus loxanus (Higgins, 1872) |
Drymaeus loxensis (Pfeiffer, 1846) | 
Drymaeus nigrofasciatus elongatulus Pilsbry, 1898 | 
Drymaeus nystianus (L. Pfeiffer, 1853) |
Drymaeus orthostoma (Smith, 1877) | 
Drymaeus petasites Miller, 1879 | 
Drymaeus sachsei (Albers, 1854) |
Drymaeus sachsei catamayensis (Miller, 1887) | 
Drymaeus sp. 118632 | 
Drymaeus sp. 118633 |
Drymaeus sp. 118847 | 
Drymaeus sp. 118868 | 
Drymaeus sp. 119017 |
Drymaeus sp. 119020 | 
Drymaeus sp. 125785 | 
Drymaeus sp. 198060 |
Drymaeus sp. 5041 | 
Drymaeus sp. 5042 | 
Drymaeus subsimilaris Pilsbry, 1898 |
Mesembrinus cactivorus (Broderip, 1832) | 
Naesiotus fontainii (A. d�Orbigny, 1838) | 
Naesiotus quitensis (L. Pfeiffer, 1848) |
Naesiotus quitensis ambatensis Rehder, 1940 | 
Naesiotus quitensis antisana Rehder, 1942 | 
Naesiotus quitensis jacksoni Rehder, 1940 |
Naesiotus quitensis orinus Rehder, 1940 | 
Naesiotus quitensis vermiculatus Rehder, 1940 | 
Naesiotus sp. 385997 |
Naesiotus sp. 386011 | 
Stenostylus colmeiroi (Hidalgo, 1872) | |
