Taxa included

Chamberlin, J.C. (1938b). A new genus and three new species of false scorpion from Yucatan Caves (Arachnida - Chelonethida). Publications of the Carnegie Institution of Washington 491: 109–121.

Taxon
Ideoblothrus maya (Chamberlin, 1938) (Pseudoscorpiones: Syarinidae) 111–113, figs 1a–f, Pachychitra maya
Pachychitra Chamberlin, 1938 (Pseudoscorpiones: Syarinidae) 111, Pachychitra
Lustrochernes minor Chamberlin, 1938 (Pseudoscorpiones: Chernetidae) 114–118, figs 2a–h, 3a–g, Lustrochernes minor
Parazaona cavicola Chamberlin, 1938 (Pseudoscorpiones: Chernetidae) 118–121, figs 4a–j, Parazaona cavicola