It contains 37 species of stony coral. Acropora grandis is a species of colonial stony coral. It often grows on reefs created by the stony coral "Lophelia pertusa". Euphyllia is a genus of large-polyped stony coral. Acropora nasuta is a species of branching stony coral in the family Acroporidae. Mussidae is a family of stony coral in the order Scleractinia. Mussa is a genus of stony coral in the family Mussidae. Ctenella is a monotypic genus of stony coral in the family Euphylliidae. Isopora palifera is a species of stony coral in the family Acroporidae. Psammocora is a genus of stony coral in the monotypic family Psammocoridae. Montipora aequituberculata is a species of stony coral in the family Acroporidae. Meandrina is a genus of colonial stony coral in the family Meandrinidae. Oculina is a genus of colonial stony coral in the family Oculinidae. Pavona maldivensis is a species of colonial stony coral in the family Agariciidae. Platygyra contorta is a species of colonial stony coral in the family Merulinidae.