344 THE GREAT BARRIER REEF. 



CHROMO PLATE IV 

 GREAT BARRIER REEF CORALS. 



Fig. I. — Rhipidogyra, sp. (? laxa), p. 158. Natural size, ia to if, modifications of tiie normally 



reniform expansions of the tentacle apices, slightly enlarged. 

 Fig. 2. — Enphyllia rugosa, p. 158. Corallum with expanded polyp, natural size. 

 Figs. 3 to 6. — Enphyllia glabresccns, p. 157. Distal ends of corallites, with expanded polyps 



of diverse colours, natural size. 

 Fig. 7. — Pcctinia Jardinci, n.sp., p. 40 and 158. Corallum with expanded polyps, natural size. 

 Fig. 8. — Galaxca Espcri, p. 158. Corallum with expanded polyps, natural size. 

 Fig. 9. — Galaxea Espert, p. 159. Variety with green and purple polyps, natural size. 

 Figs. 10, lOA. — Galaxea, sp., p. 159. Corallites with expanded polyps, natural size. 

 Fig. 12. — Galaxca, sp., p. 159 Expanded polyps, natural size. 



