Taxa included

Petrunkevitch, A. (1913). A monograph of the terrestrial Palaeozoic Arachnida of North America. Transactions of the Connecticut Academy of Arts and Sciences 18: 1–137.

Ammotrechella cubae (Lucas, 1835) (Solifugae: Ammotrechidae) n/a, fig. 39, Ammotrecha cubae (Lucas)
Solifugae Sundevall, 1833 73–74, Solifugae
Protosolpuga Petrunkevitch, 1913 (Solifugae: Protosolpugidae) 74, Protosolpuga
Protosolpuga carbonaria Petrunkevitch, 1913 (Solifugae: Protosolpugidae) 74–75, fig. 40, plate VI fig. 32, Protosolpuga carbonaria