2i6 INVERTEBRATE PALAEONTOLOGY 



Cliona, 177 

 Clitambonites, 142 

 Clymenia, 169 

 Ctypeaster, 201 

 Clypeastroida, 95, in, 201 

 Clypeus, 69, 183 

 Coal-balls, 170 



Coal-Measures, 29, 36, 40, 156 

 Cochloceras, 191 

 Cadaster, 136 

 Coelenterata 



cainozoic, 199 



deuterozoic, 159 



mesozoic, 178 



proterozoic, 129 

 Coeloceras, 192 

 Coelonautilus, 169 

 Coelopleurus, 200 

 Coenothyris, 186 

 Collyritidae, 183 

 Colobocentrotus t 101 

 Colour, 40 

 Commentry, 172 

 Conchidium, 31,79, *42 

 Concretions, 36 

 Conglomerate, 20, 27 

 Conifers, 81, 102 

 Conocardium, 167 

 Conorbis, 207 

 Conservatives, 107 

 Conularia, 146 

 Conulus, 71, 79, 95. IIO l82 

 Conus, 207 

 Coprolite, 43 

 Coral-limestones, 30 



reefs, 30, 39 

 Corallian, 30, 39 

 Coralline crag, 31 



oolite, 28 

 Corallines, 31 

 Corals, 8, 16, 63, 88 



habitat, 87 



morphogeny, 97 

 Corbicula, 205 

 Corbis, 205 

 Corbula, 190, 205 

 Cornstone, 36 

 Coroniceras, 191 

 Coscinopora, 177 

 Cosmoceras, 192 

 Cothurnocystis, 134 

 Cotton-wool, 66 

 Crania, 185 



Craniacea, 142 

 Crassatellites, 205 

 Crassinella, 189 

 Crayfish, 85 

 Cretaceous, 30, 175 

 Crinoidea, 30, 98 



cainozoic, 200 



deuterozoic, 161 



habitat, 87 



mesozoic, 179 



proterozoic, 137 

 Crioceras, 193 

 Crises, 115, 209 

 CristeUaria, 177 

 Crocidolite, 46 

 Crotalocephala, 171 

 Crotalocrinus, 138 

 Crustacea, 14, 16, 83, 149 

 Cryptocrinus, 13$ 

 Cryptostomata, 140 

 Ctenobranchiata, 146, 168 

 Ctenostomata, 140 

 Ctenostreon, 189 

 Cucullaea, 187, 204 

 Culm-measures, 29, 156 

 Cupressocrinus, 162 

 Cuttle-fish, 208 

 Cyathocrinus, 138, 162 

 Cyathophyllum, 130, 159 

 Cyclodonta, 190, 205 

 Cyclostomata, 140 

 Cyclothyris, 185 

 Cyclus, 172 

 Cylindrites, 191 

 Cypridae, 84 

 Cypridea, 27, 32 

 Cyprina, 189 

 Cyrena, 27, 189 

 Cyrenidae, 84 

 Cyrtia, 143 

 Cyrtina, 143 

 Cyrtoceras, 169 

 Cystidea, 133, 160 



Dactylioceras, 80, 192 

 Dalmanella, 142, 164 

 Dalmanites, 152 

 Dalmanilina, 152 

 Damocles, 56 

 Darwin, 9 

 Davidsonia, 165 

 Dawsonoceras, 148 

 Death, 115 



