References

Banks, N. (1902a). A list of spiders collected in Arizona by Messrs. Schwartz and Barber during the summer of 1901. Proceedings of the United States National Museum 25: 211-221, pl. 7. -- Show included taxa

Chamberlin, R. V. (1922). The North American spiders of the family Gnaphosidae. Proceedings of the Biological Society of Washington 35: 145-171. -- Show included taxa

Petrunkevitch, A. (1911). A synonymic index-catalogue of spiders of North, Central and South America with all adjacent islands, Greenland, Bermuda, West Indies, Terra del Fuego, Galapagos, etc. Bulletin of the American Museum of Natural History 29: 1-791. -- Show included taxa

Platnick, N. I. & Shadab, M. U. (1975b). A revision of the spider genera Haplodrassus and Orodrassus (Araneae, Gnaphosidae) in North America. American Museum Novitates 2583: 1-40. -- Show included taxa