Reddell, J.R. (1967c). Cave biology of the Sierra de El Abra. In: Russell, W.H. and Raines, T.W. (eds), Caves of the Inter-American Highway. Bulletin of the Association for Mexican Cave Studies 1: 82–83.
| Taxon | |
|---|---|
| Pseudocellus osorioi (Bolívar y Pieltain, 1946) (Ricinulei: Ricinoididae) | 82, Cryptocellus osorioi |