Taxa included

Bolívar y Pieltain, C. (1942). Estudio de un Ricinulideo de la Caverna de Cacahuamilpa, Guerrero, Mex. Revista de la Sociedad Mexicana de Historia Natural 2: 197–209.

Taxon
Cryptocellus centralis Fage, 1921 (Ricinulei: Ricinoididae) 201, Cryptocellus centralis
Pseudocellus pearsei (Chamberlin and Ivie, 1938) (Ricinulei: Ricinoididae) 201, Cryptocellus pearsei
Cryptostemma plebejum Hansen and Sørensen, 1904 (Ricinulei: Ricinoididae) 201, Ricinoides plebejum (Hansen and Sørensen)
Ricinoides karschii (Hansen and Sørensen, 1904) (Ricinulei: Ricinoididae) 201, Ricinoides karschii (Hansen and Sørensen)
Ricinoides feae (Hansen, 1921) (Ricinulei: Ricinoididae) 201, Ricinoides feae (Hansen)
Ricinoides crassipalpe (Hansen and Sørensen, 1904) (Ricinulei: Ricinoididae) 201, Ricinoides crassipalpe (Hansen and Sørensen)
Ricinoides afzelii (Thorell, 1892) (Ricinulei: Ricinoididae) 201, Ricinoides afzelii (Thorell)
Pseudocellus relictus (Chamberlin and Ivie, 1938) (Ricinulei: Ricinoididae) 201, Cryptocellus relictus
Pseudocellus dorotheae (Gertsch and Mulaik, 1939) (Ricinulei: Ricinoididae) 201, Cryptocellus dorotheae
Ricinoides sjostedtii (Hansen and Sørensen, 1904) (Ricinulei: Ricinoididae) 201, (as Ricinoides sjöstedti), Ricinoides sjostedtii (Hansen and Sørensen)
Pseudocellus barberi (Ewing, 1929) (Ricinulei: Ricinoididae) 201, Cryptocellus barberi
Cryptocellus simonis Hansen and Sørensen, 1904 (Ricinulei: Ricinoididae) 201, Cryptocellus simonis
Cryptocellus magnus Ewing, 1929 (Ricinulei: Ricinoididae) 201, Cryptocellus magnus
Cryptocellus emarginatus Ewing, 1929 (Ricinulei: Ricinoididae) 201, Cryptocellus emarginatus
Cryptocellus foedus Westwood, 1874 (Ricinulei: Ricinoididae) 201, Cryptocellus foedus
Ricinoides westermannii (Guérin-Méneville, 1838) (Ricinulei: Ricinoididae) 201, (as Ricinoides westermanni), Ricinoides westermannii (Guérin-Méneville)
Cryptocellus manni Ewing, 1929 (Ricinulei: Ricinoididae) 201, (synonymised by Platnick and Shadab, 1976: 5), Cryptocellus manni
Pseudocellus boneti (Bolívar y Pieltain, 1942) (Ricinulei: Ricinoididae) 203–207, figs 1–6, Cryptocellus boneti