Taxa included

Scudder, S.H. (1890). Illustrations of the Carboniferous Arachnida of North America, of the orders Anthracomarti and Pedipalpi. Memoirs of the Boston Society of Natural History 4: 443–456.

Taxon
Poliocheridae Scudder, 1884 (Ricinulei) 444, Poliocheridae
Poliochera Scudder, 1884 (Ricinulei: Poliocheridae) 444, Poliochera
Poliochera punctulata Scudder, 1884 (Ricinulei: Poliocheridae) 444–445, plate 39 figs 2, 6, Poliochera punctulata
Curculioides scaber (Scudder, 1890) (Ricinulei: Curculioididae) 448–449, plate 39 fig. 5 (as Geratarbus scabrum), Geratarbus scaber