Info
Characters: Colonies are massive, flattened rather than hemispherical and commonly over one metre across. Corallites are compact, neatly rounded and uniform in size. Septo-costae are exsert and are equal and uniformly spaced.
Colour: Uniform dark grey with pale grey oral discs.
Habitat: Shallow reef environments.
Abundance: Generally uncommon.
Similar species: Favia favus , Favia marshae
Source reference: Veron (2000). Taxonomic references: Laborel (1969), Amaral (1992). Additional identification guide: Hetzel and Castro (1994).
Synonymised names:
Heliastraea aperta Verrill, 1868 (synonym)
Montastraea aperta (Verrill, 1868) (synonym, previous combination)
Orbicella aperta (Verrill, 1868) (synonymy)