Scudder, 1890 : « Illustrations of the Carboniferous Arachnida of North America, of the orders Anthracomarti and Pedipalpi. » Memoirs of the Boston Society of Natural History, vol. 4, p. 443–456 (texte intégral) (en).
Petrunkevitch, 1949 : « A study of Palaeozoic Arachnida. » Transactions of the Connecticut Academy of Arts and Sciences, vol. 37, p. 69–315.
↑Scudder, 1890 : « Illustrations of the Carboniferous Arachnida of North America, of the orders Anthracomarti and Pedipalpi. » Memoirs of the Boston Society of Natural History, vol. 4, p. 443–456 (texte intégral) (en).