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Acanthastrea regularis

Veron, 2000

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. Some septa are more prominent than others. Columellae are weakly developed. Colonies do not have thick tissue over the skeleton.

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

Habitat: Shallow reef environments.

Abundance: Uncommon.

Similar species:

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Veron (2002).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Acanthastrea regularis.  Philippines.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea regularis.Philippines.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea regularis.  Papua New Guinea.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea regularis.Papua New Guinea.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea regularis.  Great Barrier Reef, Australia.  Variation in corallite structure and colour.  Charlie Veron.

Acanthastrea regularis.Great Barrier Reef, Australia.Variation in corallite structure and colour.Charlie Veron.

Acanthastrea regularis.  Locality not recorded.  Variation in corallite structure and colour.  Gustav Paulay.

Acanthastrea regularis.Locality not recorded.Variation in corallite structure and colour.Gustav Paulay.

Acanthastrea regularis.  Great Barrier Reef, Australia.  Showing corallites.

Acanthastrea regularis.Great Barrier Reef, Australia.Showing corallites.

Acanthastrea regularis.  Papua New Guinea.  Showing colony surface.

Acanthastrea regularis.Papua New Guinea.Showing colony surface.

Acanthastrea regularis.  Papua New Guinea.  Showing corallite detail.

Acanthastrea regularis.Papua New Guinea.Showing corallite detail.

Acanthastrea regularis.  Papua New Guinea.  Showing corallites.

Acanthastrea regularis.Papua New Guinea.Showing corallites.

Acanthastrea regularis.  Papua New Guinea.  Showing corallites.

Acanthastrea regularis.Papua New Guinea.Showing corallites.