Taxa included

Petrunkevitch, A. (1949). A study of Palaeozoic Arachnida. Transactions of the Connecticut Academy of Arts and Sciences 37: 69–315.

Taxon
Pseudocellus dorotheae (Gertsch and Mulaik, 1939) (Ricinulei: Ricinoididae) n/a, fig. 21, Cryptocellus dorotheae
Ricinulei Thorell, 1876 281–285, Ricinulei
Poliocheridae Scudder, 1884 (Ricinulei) 285, (as Polyocheridae [sic]), Poliocheridae
Poliochera Scudder, 1884 (Ricinulei: Poliocheridae) 285, (as Polyochera [sic]), Poliochera
Poliochera glabra Petrunkevitch, 1913 (Ricinulei: Poliocheridae) 286, (as Polyochera [sic] glabra), Poliochera glabra
Poliochera punctulata Scudder, 1884 (Ricinulei: Poliocheridae) 286, fig. 23 (as Polyochera [sic] punctulata), Poliochera punctulata
Terpsicroton alticeps (Pocock, 1911) (Ricinulei: Poliocheridae) 286, (as Polyochera [sic] alticeps), Poliochera alticeps
Curculioides Buckland, 1837 (Ricinulei: Curculioididae) 286, Curculioides
Curculioididae Cockerell, 1916 (Ricinulei) 286, Curculioididae
Curculioides pococki Selden, 1992 (Ricinulei: Curculioididae) 287, fig. 269 (misidentifications), Curculioides ansticii Buckland
Amarixys gracilis (Petrunkevitch, 1945) (Ricinulei: Curculioididae) 287, Curculioides gracilis
Amarixys sulcata (Melander, 1903) (Ricinulei: Curculioididae) 287, Curculioides sulcatus (Melander)
Curculioides scaber (Scudder, 1890) (Ricinulei: Curculioididae) 287, fig. 22, Curculioides scaber (Scudder)
Curculioides ansticii Buckland, 1837 (Ricinulei: Curculioididae) 287, fig. 269, Curculioides ansticii
Curculioides granulatus Petrunkevitch, 1949 (Ricinulei: Curculioididae) 287–291, figs 163–166, 266–267, Curculioides granulatus
Curculioides eltringhami Petrunkevitch, 1949 (Ricinulei: Curculioididae) 291–292, figs 167–169, 270–271, Curculioides eltringhami