Row, R.W.H. (1911). Reports on the Marine Biology of the Sudanese Red Sea, from Collections made by Cyril Crossland, M.A., B.Sc., F.Z.S. XIX. Report on the Sponges collected by Mr. Cyril Crossland in 1904-5. Part II. Non-Calcarea.
Journal of the Linnean Society. Zoology. 31 (208): 287-400, pls 35-41.