Taxa included

Selden, P.A., Shear, W.A. & Bonamo, P.M. (1991). A spider and other arachnids from the Devonian of New York, and reinterpretations of Devonian Araneae. Palaeontology 34: 241–281.

Taxon
Mastigoproctus giganteus (Lucas, 1835) (Uropygi: Thelyphonidae) n/a, fig. 5, Mastigoproctus giganteus (Lucas)