Taxa included

Cloudsley-Thompson, J.L. (1986). Desert adaptations in arachnids. In: Eberhard, W.G., Lubin, Y.D. and Robinson, B.C. (ed.) Proceedings of the Ninth International Congress of Arachnology, Panama 1983 Smithsonian Institution Press, Washington D.C.: 29–32.

Taxon
Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) 30, Mastigoproctus giganteus (Lucas)
Mastigoproctus tohono Barrales-Alcalá, Francke and Prendini, 2018 (Uropygi: Thelyphonidae) 30, Mastigoproctus giganteus (Lucas)