264 



INDEX. 



Balanophyllia, 241. 



Barrier-reefs, 191 — 4. 



Barijhcelia, 246. 



Barypln/llum, 244. 



Harysmilia, 240. 



Basal gemmation, of Aclinozoa, 182, 



i8j. 

 Bas.l membrane, of Adamsia, 150, 



198. 

 Base, of Actinia and its allies, 131, 



198. 

 Bathycyathus, 240. 

 Bathymetrical distribution, of Hy- 



droxoa, 126; of Actinazoa, zji. 

 Battersbyia, 244. 

 Beaumontia. 238. 



Beroe, tactile organs of, 168 ; develop- 

 ment of, 180; size of, 216 ; moutli of, 



218; canals of, Z20-I. 

 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. 

 Hlastoderni, 16. 

 Blastotrochus, 202. 

 Body-layers, of Ccelenterata, 3, 10, 



17- 



Body-substance, of Protozoa, 7 ; of 

 Ccelentcrata, 10. 



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

 tinoxoa, ij6, 149. 



Bolina, development of, 179 ; size of, 

 216; lobes and earlets of, 218; canals 

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

 phorescence 'f, 230. 



Buugainvillea, 62. 



Brachycyathus, 246. 



Brachyphyllia, 240. 



Brain-stone Coral, 187, 



Briareuin,ziz 



CalaJnophyllia, 239. 



Calice, 155. 



Calicular gemmation, of Actinazoa, 

 183, X84. 



Cal/iani7-a, 217, 223, 127, 234. 



CatlianiridcB, 230. 



CalycophoridcE, general characters of, 

 80, 96 ; development of, 57 ; sonia- 

 tocyst of, 96 ; coenosarc 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. 



Cnmpayiularia, 44, 47. 57, 90-5, 126. 



LampanulariadcE, 94, 95. 



Campanulina, 93 . 



Campophyllum, 238. 



Canal system, of MedusidcE and Lu- 

 cernarida-, 48, 115. izi— 4; of Cie- 

 nuphora, 144—7, ^^9 — H- 



C'ipnea, 199. 



Carboniferous Corals, 244. 



Carduella, 121. 



Cai y< •phyllia , 240. 



Cassiupcia, 49, 07. 



Cell-theory, 12. 



Centrocoenia. 240. 



Cepliea, 49, 67, 123. 



Ceratolrochus, 247. 



Cerianthus, 142, 150, 162, 172, 20c, 

 201. 



Cestidce, 230. 



Cesium, form and size of, 216 ; canals 

 of, 223 ; tentacles of, 227 ; secretive 

 organ of, 147; phosphorescence of, 

 230; distribution of, 234. 



Chambered cnidse, 150. 



Charybdea, 126. 



C/tiajta, piipillse of, 149; development 

 of, 180 ; canals of, 220—3; tentacles 

 of, 227. 



Chccteles, 238, 241, 245. 



Chonaxis, 245. 



Chonophyllum, 244. 



Chonostegites, 244. 



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



Cilia, of Ccelentcrata, 3 j of Cieno< 

 phora, 165. 



Cinclides, oi Actinia and its allies,i35, 

 142. 



Circophyllia, 247. 



Circulation, in Ca:lentera!a,6, 31, 142, 

 147, 209. 



Cladangia, 247. 



Ciadocora, 240. 



Cladophyllia, 239. 



Classification, of Ccelentcrata, 14, 19; 

 oi Hydroxoa, 79; of Acdnoxoa, 196; 

 of Curynidcc, 89 ; of Sertularid^, 95 j 

 of CaiycophoridcB, 100; of PhysO' 

 phoridce, 113; of Medusidce, 119; of 

 Luccrnaridce, 125; of Zoantharia, 

 205; oi Alcyonaria,ziy, ol liugosa, 

 215 ; of Cicnopkora, 230. 



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



Clnvatella. 87, 88, 89. 



Clisiophyllum, 238. 



Cnidffi, 3, 150. 



Ccelentcrata, general characters of, 3, 

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

 cells of, 3; minute structure of. 10 ; 

 development of, 14—18. 



Ccelosmilia, 239. 



Coeiienchynia, 155, 157. 



Cccnites, 244. 



CiViiocyallius, 202. 



Coenosarc, 27; of Corynirf<y, 82 — 3; ot 

 Scrtularidce, 90 ; of Calycuphorid<e, 

 98 ; of PliysopiioridcE, loi— 3, 107; of 

 Actinoxoa, 139, 157, 2QI, 208. 



Ccespitose corallum, 186. 



Ci)lnmella, 155. 



Column, of Zoantharia, 198, 199. 



Colnm/iaria, 244. 



Cunibophyllum, 244. 



Combs, of Ctenop/iora, 165. 



