Vaughan. — Madreporaria. 



PLATE 6. 



Fig. 1. Pocillopora diomedeae, sp. nov., p. 65 General view of a bifurcated 



braneh, natural size. 

 Fig. 2. Acropora mangarevensis, sp. nov., p. 68. Upright view of a corallum, 



£ natural size. 



