Taxa included

Petrunkevitch, A. (1952a). Principles of classification as illustrated by studies of Arachnida. Systematic Zoology 1: 1–19.

Taxon
Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) n/a, fig. 1, Mastigoproctus giganteus (Lucas)