831 species

Coscinaraea exesa

(Dana, 1846)


Milne Edwards and Haime, 1848

Characters: Colonies are columnar and may be several metres across. Corallites are in shallow valleys. Columellae are compact and reach the height of the inner septal margins. Septo-costae are usually granulated and have a conspicuous granule near the valley wall. Tentacles are often extended during the day.

Colour: Uniform dark grey, or brown.

Similar Species: Coscinaraea columna. Psammocora digitata has a similar growth-form but much finer corallites.

Habitat: Shallow reef environments.

Abundance: Common.

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