1. Abe, N., 1938. Feeding behaviour and the nematocyst ofFungia and 15 other species of corals. —Palao trop. biol. Stn Stud.1 (3), 469–522.
2. Chevalier, J. P., 1987. Ordre des Scléractiniaires. In: Traité de zoologie. Ed. by P. P. Grassé. Masson, Paris, 498–539.
3. Fricke, H. W. & Schuhmacher, H., 1983. The depth limits of Red Sea stony corals: an ecophysiological problem (a deep diving survey by submersible). — Mar. Ecol. Prog. Ser.4, 163–194.
4. Fricke, H. W., Vareschi, E. & Schlichter, D., 1987. Photoecology of the coralLeptoseris fragilis in the Red Sea twilight zone (an experimental study by submersible). — Oecologia73, 271–381.
5. Fricke, H. W., Kaiser, P. & Schlichter, D., 1992. Auto-heterotrophy inLeptoseris fragilis at the extreme limits of coral-algal photosynthesis. — Mar. Biol. (In press).