Taxa included

Wheeler, G.C. & Wheeler, J. (1964). North Dakota arachnid records. Journal of the Kansas Entomological Society 37: 6–8.

Taxon
Chelifer cancroides (Linnaeus, 1758) (Pseudoscorpiones: Cheliferidae) 8, Chelifer cancroides (Linnaeus)
Mundochthonius rossi Hoff, 1949 (Pseudoscorpiones: Chthoniidae) 8, Mundochthonius rossi
Lamprochernes minor Hoff, 1949 (Pseudoscorpiones: Chernetidae) 8, Lamprochernes minor
Microbisium confusum Hoff, 1946 (Pseudoscorpiones: Neobisiidae) 8, Microbisium confusum