|South African National Survey of Arachnids||Cokendolpher 1990 : The Systematic Status of Arachnida, Exclusive of Acari, in North America North of Mexico|
|Stanford University Publications in Biological Science||In "Synopsis and Classification of Living Organisms|
"Spermatophore web formation in a pseudoscorpion".29
|Clarence Clayton Hoff 1958 : List of the Pseudoscorpions of North America North of Mexico||In "Systematics of the North American Insects and Arachnids: Status and Needs|
|"The first Paleozoic pseudoscorpions Arachnida, Pseudoscorpionida "|
" National Biological Survey 3.