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Siderastrea stellata

Verrill, 1868

Colonies are massive and occasionally occur as free-living mobile balls. Corallites are rounded and shallow, 2.5-3.5 millimetres diameter. Septa have curved upper margins and are granulated. Most are not fused and do not form distinct cycles. Columellae consist of one or a few granules.

Colour: Reddish-brown with pale walls.

Habitat: Shallow lagoons and intertidal pools.

Abundance: Common.

Similar species: Siderastrea savignyana

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Laborel (1969). Additional identification guide: Hetzel and Castro (1994).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Siderastrea stellata.  Brazil.  Irregular submassive colonies in a shallow, muddy habitat..  Charlie Veron.

Siderastrea stellata.Brazil.Irregular submassive colonies in a shallow, muddy habitat..Charlie Veron.

Siderastrea stellata.  Brazil.  A massive colony.  Charlie Veron.

Siderastrea stellata.Brazil.A massive colony.Charlie Veron.

Siderastrea stellata. Skeletal detail.  Geoff Kelly.

Siderastrea stellata.Skeletal detail.Geoff Kelly.

Siderastrea stellata.  Caribbean.  Showing colony surface.

Siderastrea stellata.Caribbean.Showing colony surface.

Siderastrea stellata.  Brazil.  Showing whole colony.

Siderastrea stellata.Brazil.Showing whole colony.

Siderastrea stellata.  Brazil.  Showing corallites.

Siderastrea stellata.Brazil.Showing corallites.