831 species

Acanthastrea regularis

Veron, 2000


Milne Edwards and Haime, 1848

Characters: Colonies are massive and subplocoid. Septa are uniformly spaced with 8-10 evenly spaced, rounded teeth. Teeth on adjacent septa are often aligned, forming concentric circles. Septa are equal of subequal. Columellae are dep-seated and often weakly developed. Colonies do not have thick tissue over the skeleton.

Colour: Variable brown and yellow-brown, usually with contrasting corallite walls and centres.

Similar Species: May resemble species of Favia more than other Acanthastrea underwater. See also A. faviaformis.

Habitat: Shallow reef environments.

Abundance: Uncommon.

Taxonomic Note: Placing of this species in Acanthastrea is tentative as it has many characters in common with faviids.

Taxonomic References: Veron (2000a); Veron (2002a);

Identification Guides: Turak and DeVantier (2011b);

COTW History since Veron (2000a)
  • Family: All families are currently under review
  • Genus/species: No change