References

Beier, M. (1932a). Pseudoscorpionidea I. Subord. Chthoniinea et Neobisiinea. Tierreich 57: i–xx, 1–258. -- Show included taxa

Chamberlin, J.C. (1929a). A synoptic classification of the false scorpions or chela-spinners, with a report on a cosmopolitan collection of the same. Part 1. The Heterosphyronida (Chthoniidae) (Arachnida-Chelonethida). Annals and Magazine of Natural History (10) 4: 50–80. -- Show included taxa

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

Judson, M.L.I. (1990a). On the presence of Chthonius (C.) halberti Kew and Chthonius (C.) ressli Beier in France with remarks on the status of Kewochthonius Chamberlin and Neochthonius Chamberlin (Arachnida, Chelonethida, Chthoniidae). Bulletin du Muséum National d'Histoire Naturelle, Paris (4) 11: 593–603. -- Show included taxa

Muchmore, W.B. (1969e). The pseudoscorpion genus Neochthonius Chamberlin (Arachnida, Chelonethida, Chthoniidae) with description of a cavernicolous species. American Midland Naturalist 81: 387–394. -- Show included taxa