Characters: Colonies are thin laminae, sometimes conforming to the shape of the substrate. They are attached centrally or at a side. There are no radiating ridges or valleys. Corallite centres are parallel to plate margins.
Colour: Dark grey-brown or bluish-brown, sometimes mottled.
Similar Species: Mycetophyllia lamarckiana, which has some formation of radiating ridges.
Habitat: Lower reef slopes protected from wave action.
Abundance: Uncommon to rare.
Taxonomic References: Wells (1973a); Veron (2000a);
Identification Guides: Humann (2002);