References

Benedict, E.M. & Malcolm, D.R. (1973). A new cavernicolous species of Apochthonius (Chelonethida: Chthoniidae) from the western United States with reference to troglobitic tendencies in the genus. Transactions of the American Microscopical Society 92: 620–628. -- Show included taxa

Drewry, G. (ed.) (1989). Endangered and threatened wildlife and plants: animal notice of review. Federal Register 54: 554–579. -- Show included taxa

Harvey, M.S. (1991a). Catalogue of the Pseudoscorpionida. Manchester University Press, Manchester. -- Show included taxa

Peck, S.B. (1973). A review of the invertebrate fauna of volcanic caves in western North America. Bulletin of the National Speleological Society 35: 99–107. -- Show included taxa