Acropora tenuis
Diagnosis
Corymbose to caespito corymbose colonies with narrox branches, radial corralites evenly sized with pbvious, flaring lips. Corymbose branching with terete branches up to 10 mm in diameter; axial corralites outer diamter 2.4-4.4 mm, inner diameter 0.8-1.2 mm, primary and secondary septa to 1/3 R ; radial corralites evently arranged and close together on branches, cochleariform, the lip rounded and flaring broadly, primary septa to 2/3 R, secondary septa to 1/4 R ; coenosteum costatae or rows of simple spicules on radial corralites, reticulate with scatterend simple spinule in intercorralite areas.
Known colors : pale cream, pale brown or blue