Variation of corallum shape, costosepta ornamentation, and colouration in smaller colonies of Echinophyllia tarae sp. n. observed in situ
a young one polyp brown coloured specimen settled on crustose coralline algae, Mangareva Island (Site 15) b a dark brown two polyp colony with green oral discs, Taravai Island (Site 21) c one polyp bright green specimen with a large raised central corallite in which the crown of pali is clearly visible and spiky and well developed costae, Makaroa Island (Site 6) d a light green colony with two raised polyps in central position, well developed crown of pali and costae ornamentation smoothening towards the colony periphery, northern lagoon pinnacles (Site 16) e brown colony with one raised polyps in central position and markedly teethed costae, Mangareva Island (Site 13) f
in situ image of specimen UNIMIB TO-GA028 (Figures 4b, 5d) showing the irregularly shaped colony with a very rugged and almost inflated appearance, Akamaru Island (Site 2). Sites are indicated in Figure 1.