ISDEX. 



837 



Clemactis, 203. 



Clytauthus, 207, 228; (?) acutivittis, 



207,229; gracilipes, 207, 228; in- 



scriptus, 229 ; latifasciatus, 207, 228 ; 



misellus, 207, 228; plebejus, 228; 



xeniscus, 207, 229. 

 Clytosaurus, 229. 

 Clytosemia, 253 ; pulchra, 254. 

 Clytus, 207, 231 ; arietis, 230 ; auripilis, 



207, 230 ; caucasicus, 234 ; ligna- 



torum, 228; melsenus, 207, 230; 



rhamnus, 230. 

 Cnemiclium, 148, 203. 

 Cobitidina, 317. 

 Coccophyllum, 130, 197. 

 Cockle (Cardium ecliinatum), variation 



in spines of, 272. 

 CoBloria, 89, 98, 203 ; pachycbila, 89. 

 CcelosmUia, 50, 52, 195, 203 ; fecunda, 



53. 

 Ccenangia, 63, 67, 195, 203. 

 Coenastrsea, 120, 203. 

 Ccenocyathus, 33, 34, 194. 

 Coenopsammia, 178, ] 99, 203. 

 Coenosmilia, 58, 203. 

 Ccenostroma, not a coral, 191. 

 Coenotheca, 203. 

 Colangia, 68, 195. 

 Collines or ridges defined, 202. 

 Colobothea, 235. 

 Colony defined, 200. 

 Colpopliyllia, 91, 94, 196. 

 Columella defined, 201. 

 Columnastrsea, 110, 197. 

 Common wall or colonial theca or 



common plateau defined, 200. 

 Comophyllia, 125, 203. 

 Comoseris, 161, 162, 198; irradians, 162. 

 Confusastrgea, 203. 

 Conocyathus, 18, 20, 194. 

 Conosmilia, 59, 195. 

 Conotrochus, 21, 26, 28, 203. 

 Convexastrsea, 112, 197. 

 Copepoda, phyllogeny of, 333 ; Natantia, 

 333 ; Parasitica, 333. 



, relationship of. Prof. M. Hartog 



on, 3.32. 

 Corallite defined, 200. 

 Corallite wall or tl e^a defined, 200. 

 Corallum defined, 200, 

 Corennys, 205, 206, 224, 225 ; sericata, 



206, 225. 

 Corystes cassivelaunus, how burrows in 

 sand, 269 ; Gosse's opinion on, (foot- 

 note) 269. 

 Coscinarsea, 161, 164, 198. 

 Coscinaria, 4. 



Costse in corals defined, 201. 

 Crabs, method of resisting wave-cur- 

 rents, 269. 



Crateroseris, 154, 155, 198. 

 Crispatotrochus, 21, 26, 203. 

 Cryptabacia, 144, 198. 

 Cryptabacioida, 143, 198. 

 Cryptangia, 64, 65, 195. 

 Cryptoceridse, Austrahan, 327. 

 Ctenopoma, 312. 

 Cyathocoenia, 120, 197. 

 CyathoheUa, 41, 42, 195. 

 Cyathomorpha, 104, 105. 

 Cyathophora, 6, 112, 197. 

 Cyathophorida, 103. 

 Cyathophoroida, 112, 197. 

 Cyathophyllia, 60, 203. 

 Cyathoserioida, 154, 198. 

 Cyathoseris, 154, 198. 

 Cyathosmilia, 61, 62, 195. 

 Cyclobacia, 174, 199, 203. 

 Cyclocyathus, 28, 30, 194. 

 CycloHtes, 4, 150, 166, 167, 199. 

 Cyclops, anat. of, 332 ; brevicornis, 332; 



morphology of, 332. 

 Cyclopterus lumpus, devel. gall-bladder 



in, 303. 

 Cycloserioida, 149, 198. 

 Cycloseris, 149, 198. 

 Cyhcia, 64, 195. 

 Cylieosmilia, 58, 203. 

 Cylindilla, 250 ; grisescens, 250. 

 Cynariua, 59, 61, 203. 

 Cyphastreea, 104, 107, 197, 203. 

 Cyprinidee, 316. 

 Cyprinina, 316. 

 Cyprinodontidse, 316. 

 Cyrtophorus, 234. 

 Cytherea dione, 267. 



D'Achiardia, 101, 196. 

 Dactylosmilia, 79, 196. 

 Dana's Zoophytes of U.S. Explor. Ex- 



ped., ref. to, 1. 

 Dasionina, 316. 

 Dasmia, 33, 194 ; neocomiensis, 33 ; 



Sowerbyi, 33. 

 Dasmidse, 8. 



Dasmosmilia, 58, 195 ; variegata, 59. 

 Dasyphyllia, 78, 196. 

 Davis, J. W., on Heterolepidotus gran- 



dis, 293. 

 Day, Dr. F., on Relationship of Indian 



and African Freshwater Fish-Faunas 



308. 

 Deltocyathus, 21, 23, 194. 

 Demonax, 207, 229 ; transilis, 207, 229. 

 Dendi-acis, 185, 199. 

 Dendrarsea, 203. 

 Dendrocora, 79, 196. 

 Dendrogyra, 86, 196. 

 Dendrohelia, 38, 41, 195. 

 Djndrophyllia, 177, 178 199. 



