Taxa included

Kern, W.H.J & Mitchell, R.E. (2011). Giant whip scorpion, Mastigoproctus giganteus giganteus (Lucas, 1835) (Arachnida: Thelyphonida = Uropygi: Thelyphonidae). Institute of Food and Agricultural Sci- ences, University of Florida. DPI Entomology Circular 408: 1-4.

Taxon
Mastigoproctus tohono Barrales-Alcalá, Francke and Prendini, 2018 (Uropygi: Thelyphonidae) 2,4, figs 1-5, (part), Mastigoproctus giganteus (Lucas)
Mastigoproctus floridanus Lönnberg, 1897 (Uropygi: Thelyphonidae) 2, 4, figs 1-5, (part), Mastigoproctus giganteus (Lucas)