References

Brauckmann, C. (1987b). Neue Arachniden (Ricinuleida, Trigonotarbida) aus dem Namurium B von Hagen-Vorhalle (Ober-Karbon; West-Deutschland). Dortmunder Beiträge zur Landeskunde, Naturwissenschaftliche Mitteilungen 21: 97–109. -- Show included taxa

Cook, O.F. (1899). Hubbardia, a new genus of Pedipalpi. Proceedings of the Entomological Society of Washington 4: 249–261. -- Show included taxa

Daiber, M. (1913). Arachnoidea sive Chelicerota. In: Lang, A. (ed.) Handbuch der Morphologie der Wirbellosen Tiere Gustav Fischer, Jena 4: 269–350. -- Show included taxa

Dubinin, V.B. (1962). [Chelicerophora]. In: Rodendorf, B.B. (ed.) [Fundamentals of paleontology] Academy of Sciences of the USSR, Moscow: 375–530. -- Show included taxa

Hammen, L. van der (1979). Comparative studies in Chelicerata I. The Cryptognomae (Ricinulei, Architarbi and Anactinotrichida). Zoologische Verhandelingen 174: 1–62. -- Show included taxa

Hammen, L. van der (1989). An introduction to comparative arachnology. SPB Academic Publishing, The Hague. -- Show included taxa

Hansen, H.J. (1930). On the comparative morphology of the appendages in the Arthropoda. B. Crustacea (supplement), Insecta, Myriopoda, and Arachnida. In: Studies on Arthropoda Gyldendalske Boghandel, Kjøbenhavn 3: 1–376. -- Show included taxa

Hansen, H.J. & Sørensen, W. (1904). On two orders of Arachnida. Cambridge University Press, Cambridge. -- Show included taxa

Harvey, M.S. (2003c). Catalogue of the smaller arachnid orders of the world: Amblypygi, Uropygi, Schizomida, Palpigradi, Ricinulei and Solifugae. CSIRO Publishing, Melbourne. -- Show included taxa

Juberthie, C. (1994). Ricinulei. In: Juberthie, C. and Decu, V. (ed.) Encyclopaedia biospeologica Société de Biospéologie, Moulis and Bucarest 1: 231–235. -- Show included taxa

Kaestner, A. (1968). Arthropod relatives, Chelicerata, Myriapoda. In: Invertebrate zoology John Wiley & Sons, New York 2. -- Show included taxa

Kaestner, A. (1969). Wirbellose. In: Lehrbuch der Speziellen Zoologie Gustav Fischer, Stuttgart 1. [3rd edition] -- Show included taxa

Kästner, A. (1932c). Ricinulei Thorell. In: Kükenthal, W. (ed.) Handbuch der Zoologie Walter de Gruyter & Co., Berlin und Leipzig 3 (2) (4): 99–116. -- Show included taxa

Kästner, A. (1956). Wirbellose. In: Lehrbuch der Speziellen Zoologie Gustav Fischer, Jena 1(3): 485–658. -- Show included taxa

Levi, H.W. (1982e). Ricinulei. In: Parker, S.P. (ed.) Synopsis and classification of living organisms McGraw-Hill, New York 2: 95–96. -- Show included taxa

Millot, J. (1949e). Ordre des Ricinuléides. In: Grassé, P.-P. (ed.) Traité de zoologie Masson, Paris 6: 744–760. -- Show included taxa

Petrunkevitch, A. (1913). A monograph of the terrestrial Palaeozoic Arachnida of North America. Transactions of the Connecticut Academy of Arts and Sciences 18: 1–137. -- Show included taxa

Petrunkevitch, A. (1945a). Palaeozoic Arachnida. An inquiry into their evolutionary trends. Scientific Papers, Illinois State Museum 3(2): 1–76. -- Show included taxa

Petrunkevitch, A. (1949). A study of Palaeozoic Arachnida. Transactions of the Connecticut Academy of Arts and Sciences 37: 69–315. -- Show included taxa

Petrunkevitch, A. (1953). Paleozoic and Mesozoic Arachnida of Europe. Memoirs of the Geological Society of America 53: i–xi, 1–128. -- Show included taxa

Petrunkevitch, A. (1955a). Arachnida. In: Moore, R.C. (ed.) Treatise on invertebrate paleontology. P, Arthropoda University of Kansas Press, Lawrence 2: 42–162. -- Show included taxa

Pocock, R.I. (1911). A monograph of the terrestrial Carboniferous Arachnida of Great Britain. Monographs of the Palaeontographical Society 64: 1–84. -- Show included taxa

Savory, T.H. (1935). The Arachnida. Edward Arnold and Co., London. -- Show included taxa

Savory, T.H. (1964a). Arachnida. Academic Press, London. -- Show included taxa

Savory, T.H. (1977). Arachnida. Academic Press, London. [2nd edition] -- Show included taxa

Selden, P.A. (1992). Revision of the fossil ricinuleids. Transactions of the Royal Society of Edinburgh, Earth Sciences 83: 595–634. -- Show included taxa

Thorell, T. (1876b). Sopra alcuni Opilioni (Phalangidea) d'Europa e dell'Asia Occidentale. Annali del Museo Civico di Storia Naturale di Genova 8: 452–508. -- Show included taxa

Thorell, T. (1892). On an apparently new arachnid belonging to the family Cryptostemmoidae, Westw.. Kungliga Svenska Vetenskaps-akademiens Handlingar 17: 1–18. -- Show included taxa

Vandel, A. (1965). Biospeleology: the biology of cavernicolous animals. Pergamon Press, Edinburgh. [authorized translation] -- Show included taxa

Warburton, C. (1909). Arachnida Embolobranchiata (scorpions, spiders, mites, etc.). In: Harmer, S.F. and Shipley, A.E. (ed.) The Cambridge natural history MacMillan and Co., London 4: 297–474. -- Show included taxa

Waterlot, G. (1953). Classe des Arachnides (Arachnida Cuvier 1812). In: Piveteau, J. (ed.) Traité de paléontologie Masson, Paris 3: 555–584. -- Show included taxa

Webb, J.E., Wallwork, J.A. & Elgood, J.H. (1978). Guide to invertebrate animals. MacMillan Press, London. [2nd edition] -- Show included taxa

Woolley, T.A. (1988). Acarology: mites and human welfare. John Wiley and Sons, New York. -- Show included taxa