Studer, 1878
A. (I.) brueggemanni (7)
Type species: Acropora (Isopora) palifera (Lamarck, 1816)
Total number of species estimated: 4
Characteristics: Corals zooxanthellate, branched with an encrusting base. Branches with multiple axial polyps and many radial ones, which are generally tube-shaped. The coenosteum is light reticulate, spinose, or costate, or pseudocostate (modified from Wallace 1999). Colour predominantly brown or cream (due to zooxanthellae); corals may also appear white or green.
Ecology: A. (Isopora) palifera is common on reef flats and upper reef slopes, A. (I.) brueggemanni on slopes. Other species usually uncommon to rare.
Range: Indo-West Pacific.
Additional remarks: Branches are generally thicker than in A. (Acropora).
Key references: Veron and Wallace, 1984; Wallace, 1997, 1999; Wallace and Wolstenholme 1998.