INDEX. 



343 



Plerogyra, 91, 95, 196. 



Plesiastrsea, 104, 107, 197 ; distans, 108 ; 



globosa, 108 ; mirabilis, 129 ; ranea, 



108 ; Savignyi, 129 ; spongiformis, 



108. 

 Plesiofungidse, 6, 133, 194, 198. 

 Plesioporitidse, 6, 165, 194, 198. 

 Plesioseris, 161, 198 ; australise, 162. 

 Plesiosmilia, 55, 195, 203. 

 Pleuractis, 204. 

 Pleurocoenia, 69, 204. 

 Pleurocora, 70, 71, 195. 

 Pleurocyathus, 18, 19, 21, 26, 204. 

 Pleurodictyum, 191. 

 Pleuropliyllia, 79, 196. 

 Pleui'osmilia, 55, 56, 195. 

 Pleurostylina, 109, 197. 

 Plocophyllia, 83, 84, 204. 

 Plotosus angaillaris, (ftnote) 309. 

 Pocillopora, 5, 46, 47, 195. 

 Pocilloporidffi, 6, 46, 194, 195. 

 Podabacia, 144, 204. 

 Podobranchiata, 333. 

 Podoserioida, 153, 198. 

 Podoseris, 153, 198. 

 Pogonocberus granulatus, 262. 

 Points in develop, of Motella mustela, 



Gr. Brook on, 298. 

 Polimeta, 251, 254. 

 Polistes Bernardii, 325. 

 Polyacantbus, 312. 

 Polyarsea, 134, 198. 

 Polycoelia, 32. 

 Polycyathus, 34, 194. 

 PolypbyHia, 145, 198. 

 Polyphylloseris, 168, 199. 

 Poneridse, Australian, 327. 

 Porites, 46, 186, 187, 199 ; antiqua, 188; 



conformis, 188; monticulosa, 188; 



panicea, 187. 

 Poritidse, 6, l72, 186, 194, 199. 

 Poritinoida, 186, 199. 

 Portunas, 269. 

 Position of Copepoda, Prof. M. Hartog 



on, 333. 

 Pourtalosmilia, 72, 193, 196. 

 Praolia, 261 ; citrinijDes, 261. 

 Praonetha leiopodina, 246. 

 Pratzia, 129, 160, 193, 198; mirabilis, 



129. 

 Preliminary Account, develop, of Lesser 



Weever-Fisb (Tracbinus vipera), by 



G. Brook, 274, 

 Prionastrsea, 123, 197. 

 Prionidse, 206, 207. 

 Priscitui'ben, 186, 199. 

 Pristolepis, 312 ; malabaricus, 312 ; 



marginatus, 312. 

 Probelia, 44, 195. 

 Prolielioida, 44, 195. 



Protarsea, 189,199. 

 Protopbyllopoda, 333. 

 Protoseris, 156, 159, 198. 

 Psammobia tellinella, burrowing of, 266. 

 Psammocoenia, 110, 197. 

 Psammocora, 169, 192, 198. 

 Psammohelia, 45, 46, 204. 

 Psammophora, 113, 197. 

 Psammoserioida, 152, 198. 

 Psammoseris, 152, 198. 

 Psammosmilia, 51, 204. 

 Psephactus, 206, 207 ; remiger, 206, 



207. 

 Pseudastrsea, 139, 198. 

 Pseudobagrus, 315. 

 Pseudocalamobius, 255. 

 Psilorhabdium, 211. 

 Pteroceras, act. of wave-curr. on, 168. 

 Purpuricenus, 236; nigrobirtus, 236; 



spectabilis, 236. 

 Pyrgia not a coral, 4. 

 Pyrocalymma, 224, 225. 

 Pyrotricbus, 224. 

 Pyrrhona, 205, 206, 224 ; Iseticolor, ' 



206, 224. 



Easborina, 316. 



Relations of Copepoda and Morphol. 



of Cyclops, Prof. M. Hartog on, 332. 

 Relationship of Indian and African 



Freshwater Fish-Faunas, Dr. F. Day 



on, 308. 

 Reussastrsea, 140, 198. 

 Eeussia, 45, 46, 204. 

 Revision of Families and Genera of 



Sclerodermic Zoantharia or Madre- 



poraria, by Prof. P. M. Duncan, 1. 

 Rhabdocora, 71,195. 

 Rbabdophyllia, 80, 196. 

 Rbabdopora, 43. 



Rhagium, 206 ; indagator, 209 ; inqui- 

 sitor, 206, 209, var. japonicum, 206, 



209. 

 Rhamnusium, 210. 

 Rhinoglanina, 316. 

 Rhipidogyra, 83, 85, 196. 

 Rhizangia, 64, 65, 195. 

 Rhizangioida, 64, 195. 

 Rhizocepbala, relation of, to Copepoda, 



333. 

 Rbizopsammia, 181, 182, 199. 

 Rhizotrochus, 13, 15, 194, 203 ; affinis, 



14 ; fragihs, 15 ; tuhpa, 15 ; typus, 14. 

 Rhodaraja, 188, 199. 

 Rliodopis integripennis, 243 ; Lewisii, 



243. 

 Rbodopsammia, 181, 182, 199. 

 Ehopalopus, 206 ; signaticoUis, 206, 



227. 

 Rbo]DalosceHdus, 251. 



