Euphylliidae (Greek eu-, true; Greek phyllon, leaf) is a family of marine stony corals of the Scleractinia order. The World Register of Marine Species lists the following genera: \n* Catalaphyllia Wells, 1971 \n* Ctenella Matthai, 1928 \n* Euphyllia Dana, 1846 \n* Galaxea Oken, 1815 \n* Gyrosmilia Milne Edwards & Haime, 1851 \n* Montigyra Matthai, 1928 \n* Simplastrea Umbgrove, 1939