References

Barrows, W.M. (1925). Modification and development of the arachnid palpal claw, with especial reference to spiders. Annals of the Entomological Society of America 18: 483–516. -- Show included taxa

Bolívar y Pieltain, C. (1942). Estudio de un Ricinulideo de la Caverna de Cacahuamilpa, Guerrero, Mex. Revista de la Sociedad Mexicana de Historia Natural 2: 197–209. -- Show included taxa

Brusca, R.C. & Brusca, G.J. (1990). Invertebrates. Sinauer Associates, Sunderland, Ma.. -- Show included taxa

Ewing, H.E. (1929). A synopsis of the American arachnids of the primitive order Ricinulei. Annals of the Entomological Society of America 22: 583–600. -- Show included taxa

Hansen, H.J. (1921). The Pedipalpi, Ricinulei, and Opiliones (exc. Op. Laniatores) collected by Mr. Leonardo Fea in tropical West Africa and adjacent islands. In: Studies on Arthropoda Gyldendalske Boghandel, Kjøbenhavn 1: 1–55. -- 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

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

Lawrence, R.F. (1969c). The trichoid structures on the chelicerae of the short-tailed whip-scorpions (Schizomida; Arachnida). Transactions of the Royal Society of South Africa 38: 123–132. doi: https://doi.org/10.1080/00359196909519080 -- Show included taxa

Roewer, C.F. (1932). Solifugae, Palpigradi. In: Bronn's Klassen und Ordnungen des Tierreichs. 5: Arthropoda. IV: Arachnoidea Akademische Verlagsgesellschaft M.B.H., Leipzig 5(IV)(4)(1): 1–160. -- 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

Snodgrass, R.E. (1948). The feeding organs of Arachnida, including mites and ticks. Smithsonian Miscellaneous Collections 110(10): 1–93. -- Show included taxa

Tuxen, S.L. (1974). The African genus Ricinoides (Arachnida, Ricinulei). Journal of Arachnology 1: 85–106. -- Show included taxa

Crews, S.C. & Esposito, L.A. (2022). A checklist of the arachnids from the Gulf of Guinea islands (excluding ticks and mites). In: Ceríaco, M.P., de Lima, R.F., Melo, M., Bell, R.C. Biodiversity of the Gulf of Guinea Oceanic Islands Springer, Cham: 273-293. doi: https://doi.org/10.1007/978-3-031-06153-0 -- Show included taxa