Taxa included

Banks, N. (1898). Arachnida from Baja California and other parts of Mexico. Proceedings of the California Academy of Sciences (3) 1: 205–308.

Taxon
Parachelifer scabriculus (Simon, 1878) (Pseudoscorpiones: Cheliferidae) 289, (as Chelifer scabrisculus [sic]), Chelifer scabriculus
Albiorix mexicanus (Banks, 1898) (Pseudoscorpiones: Ideoroncidae) 289, Ideoroncus mexicanus