References

Ax, P. (2001). Multicellular animals: the phylogenetic system of the Metazoa. Springer-Verlag, Berlin, Heidelberg, New York II. -- Show included taxa

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

Chamberlin, J.C. (1930). A synoptic classification of the false scorpions or chela-spinners, with a report on a cosmopolitan collection of the same. Part II. The Diplosphyronida (Arachnida-Chelonethida). Annals and Magazine of Natural History (10) 5: 1–48, 585–620. -- Show included taxa

Chamberlin, J.C. (1931a). The arachnid order Chelonethida. Stanford University Publications, Biological Sciences 7(1): 1–284. -- Show included taxa

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

Hoff, C.C. (1958). List of the pseudoscorpions of North America north of Mexico. American Museum Novitates 1875: 1–50. -- Show included taxa

Roewer, C.F. (1937). Chelonethi oder Pseudoskorpione. In: Bronns, H.G. (ed.) Bronn's Klassen und Ordnungen des Tierreichs Akademische Verlagsgesellschaft M.B.H., Leipzig 5(IV)(6)(1): 161–320. -- Show included taxa

Vachon, M. (1949). Ordre des Pseudoscorpions. In: Grassé, P.-P. (ed.) Traité de zoologie Masson, Paris 6: 437–481. -- Show included taxa