PLATE XXXVIII. 



Page 

 Fig. 1. Sarco2'>hytwn jihili'Pptnensis, \\. ii\). Natural size, . . . 246 



Fig. 2. ,, tongatahuensis, n. sp. Natural size, . . . 245 



Fig. 3. Chironephthya crassa, n. sp. Portion of a colony ; natural size, . . 234 



Fig. 4. Siphonogorgia godeffroyi, Kolliker. Fragment of a young colony, . 236 



