264 



INDEX. 



Balanophyllia, 241. 



Barrier-reefs, 191— 4. 



Baryhcelia, 246. 



Baryphyllum, 244 



Barysmilia, 240. 



Basal gemmation, of Actinozoa, 182, 

 183. 



BaS'd membrane, of Adamsia, 150, 

 198. 



Pase, of Actinia and its allies, 131, 

 198. 



Bathycyathus, 240. 



Bathymetrical distribution, of Hy- 

 drozoa, 126; of Actinozoa, 231. 



Batiersbyia, 244. 



Beaumontia, 238. 



Beroe, tactile organs of, 168 ; develop- 

 ment of, 180; size of, 216 j mouth of, 

 218 ; canals of, 220-1. 



Beroidce, form of body in, 216 ; lappets 

 of, 218 ; apical filaments of, 219 ; 

 canal system of, 220—2 ; definition 

 of, 231. 



Bimeria, 85, 87, 88. 



Blastoderm, 16. 



Blastotrochus, 202. 



Body-layers, of Ccelenterata, 3, 10, 



17- 



Body-substance, of Protozoa, 7 ; of 

 Ccelenterata, 10. 



Body-wall, of Hydrozoa, 25; of Ac- 

 tmozoa, 136, 149. 



Bolina, development of, 179; size of, 

 216; lobes and earlets of, 218; canals 

 of, 220—3 ; tentacles of, 227 ; phos- 

 phorescence of. 230. 



Bougainville a, 62. 



Br achy cy a thus, 246. 



Brachyphyllia, 240. 



Brain- stone Coral, 187. 



Briareum, 232 



Calamophyllia, 239. 

 Calice, 155. 



Calicular gemmation, of Actinozoa, 



183, 184. 

 Callianira, 217, 223, 227, 234. 

 Callianiridce, 230. 



Calycophoridce, general characters of, 

 80, 96 ; development of, 57 ; soma- 

 tocyst of, 96 ; ccenosarc of, 98 ; nec- 

 tocalyces of, 98 ; polypites of, 29 ; 

 tentacles of, 32—4; hydrophyllia of, 

 99; gonophores of, 99 ; families of, 

 100; distribution of, 128. 



Calymma, 234. 



Calymmidce, 230. 



Campanularia, 44, 47, 57j 90-5, 126. 

 Campanulariadce, 94, 95. 

 Campanulina, 93. 



Campophyllum, 238. 



Canal system, of Medusidce and Lu- 



ccrnaridce, 48, 115, 121— 4; of Cte- 



nophora, 144-7, 219— 24. 

 Capnea, 199. 





Carboniferous Corals, 244* 

 Carduella, 121. 

 Caryophyllia, 240. 

 Cassiopeia, 49, 67. 

 Cell-theory, 12. 

 Centroccenia, 240. 

 Cephea, 49,67, 123. 



Ceratolrochus, 247. 



Cerianthus, 142, 150, 162, 172, 200, 

 201. 



Cestidce, 230. 



Cestum, form and size of, 216 ; canals 



of, 223 ; tentacles of, 227 ; secretive 



organ of, 147 ; phosphorescence of, 



230; distribution of, 234. 

 Chambered cnidae, 150. 

 Chary bdea, 126. 

 Chiajea, papillae of, 149; development 



of, 180; canals of, 220—3; tentacles 



of, 227. 



Chcetetes, 238, 241, 245. 

 Chonaxis, 245. 

 Chonophyllum, 244. 

 Chonostegites, 244. 

 Chrysaora, 47, 64, 123, 125, 127. 

 Cilia, of Ccelenterata, 3 ; of Cteno- 

 phora, 165. 



Cinclides, of Actinia and its allies,i35, 



142. 



Circophyllia, 247. 



Circulation, in Ccelenterata, 6, 31, 142, 

 147, 209. 



Cladangia, 247. 



Cladocora, 240. 



Cladophyllia, 239. 



Classification, of Ccelenterata, 14, 19 ; 

 of Hydrozoa, 79; of Actinozoa, 196 ; 

 of Corynidce, 89 ; of Sertularidce, 95 ; 

 of Calycophoridce, 100 ; of Pkyso- 

 phoridce, 113; of Medusidce, 119; of 

 Lucernaridce, 125; of Zoantharia, 

 205; of Alcyonaria,ziy, ot liugosa, 

 215 ; of Ctenophora, 230. 



Clara, 41, 46, 82, 86, 88. 



Clavatella, 87, 88, 89. 



Cits iophy Hum, 238. 



Cnidae, 3, 150. 



Ccelenterata, general characters of, 3, 

 6, 13, 19; classes of, 14, 19; thread- 

 ceils of, 3; minute structure of, 10 ; 

 development of, 14—18. 



Ccelosmilia, 239. 



Ccenenchyma, 155, 157. 



Ccenites, 244. 



Ccenocyathus, 202. 



Ccenosarc, 27; of Corynzda?, 82-3; ot 

 Sertularidce, 90 ; of Calycophoridce, 

 98 ; of P hy sop hor idee, 101 — 3, 107; of 

 Actinozoa, 139, 157, 201,208. 



Ccespitose corallum, 186. 



Columella, 155. 



Column, of Zoantharia, 198, 199. 



Columnaria, 244. 



Combophyllum, 244. 



Combs, of Ctenophora, 165. 



