Cradactis

Duerden, J. E. (1902). Report on the actinians of Porto Rico [Investigations of the aquatic resources and fisheries of Porto Rico by the U.S. Fish Commission Steamer Fish Hawk in 1899]. Bulletin of the U.S. Fisheries Commission, 20, 2, 323-374

Fautin, D. G. (2016). Catalog to families, genera, and species of orders Actiniaria and Corallimorpharia (Cnidaria: Anthozoa). <em>Zootaxa.</em> 4145(1): 1-449.

Lager, E. (1911). Actiniaria. Gustav Fischer. Jena., volume 3 (8), pp. 215-249

McMurrich, J. P. (1893). Report on the Actiniæ collected by the United States Fish Commission Steamer Albatross during the winter of 1887-1888. Proceedings of the United States National Museum, 16(930): 119-216

Panikkar, N. K. (1937). The morphology and systematic relationships of a new boloceroidarian from brackish-water near Madras, together with an account of its asexual reproduction. Proceedings of the Indian Academy of Sciences, 5B(2): 76-90