Taxa included

Talarico, G., Palacios-Vargas, J.G. & Alberti, G. (2005). Recientes contribuciones a los Ricinulei (Arachnida) de México. Entomología Mexicana 4: 887–889.

Taxon
Pseudocellus pearsei (Chamberlin and Ivie, 1938) (Ricinulei: Ricinoididae) 887–889, figs 1–3, Pseudocellus pearsei (Chamberlin and Ivie)