Bdellidae
Trachymolgus jesusi Mejia-Recamier & Palacios-Vargas, 1999
Trachymolgus nigerrima (Canestrini & Fanzago, 1876)
Trachymolgus purpureus Fisher, Skvarla, Bauchan, Ochoa & Dowling, 2011
Trachymolgus recki Gomelauri, 1961
