Taxa included

Reddell, J.R. & Elliott, W.R. (1973a). A checklist of the cave fauna of Mexico. IV. Additional records from the Sierra de El Abra, Tamaulipas and San Luis Potosi. Bulletin of the Association for Mexican Cave Studies 5: 171–180.

Taxon
Pseudocellus osorioi (Bolívar y Pieltain, 1946) (Ricinulei: Ricinoididae) 175, Cryptocellus osorioi
Pseudocellus pelaezi (Coronado Gutierrez, 1970) (Ricinulei: Ricinoididae) 175, Cryptocellus pelaezi