de Blainville, 1830
Montastrea valenciennesi (3)
Type species: Montastrea guettardi (Defrance, 1826)
Total number of species estimated: 40
Characteristics: Forming massive, encrusting or subfoliaceous, plocoid colonies. Corallite walls solid. Columella parietal, spongy, usually well developed. Septal margins regularly dentate.
Range: Gulf of Guinea, Brazil, Indo-Pacific.