Characters: Colonies are usually small. Corallites are sometimes compact, but usually sprawl irregularly. They are characteristically curved at the colony periphery and average 8 millimetres diameter.
Colour: Pale brown.
Similar Species: Caulastrea furcata, which can be distinguished underwater by its colour; corallites are also more regular, larger, have more numerous septa and better developed costae.
Habitat: Flat substrates, often found with C. furcata.
Abundance: Uncommon.
Taxonomic References: Wijsman-Best (1972); Veron (2000a); Huang, Benzoni, Fukami et al. (2014);
Identification Guides: Veron (1986a); Nishihira and Veron (1995); Turak and DeVantier (2011b);
