256 



INDEX. 



Blastinia aspera 



— costata 



— cristata 



PAGE 



193,247; XIX, vi, virt-vitf 

 . . 190, 246 ; XIX, v, v o-v c 



246 



— pygmsea ... ... ... ... 247 



Blumenbachium ... ... ... ... 133 



Bothroconis plana ... ... ... ... 178 



Bourguet, L., et Cartier, P. ... ... ... 3 



Bowerbank, J. S 8,9,19,248 



Brachiolites 198 



Bradford Abbas 191,216,233 



Bradford-ou-Avon ... ... ... ... 221 



Bradford Clay 191,220 



— (Wilts.) 245 



British Jurassic Sponges, List of ... 251,252 

 British Museum Natural History, Sponges 



in... 107,132,215,219,237,245 



Palaeozoic Sponges, List of... ... 185 



Stratigraphical 



Distribution 185 



Brocastle 209 



Brodie, Rev. P. B 204 



Bronn, H. G ... 8,234,235 



Builth, near 112 



Bundorau 160,162 



Burton Bradstock 190, 194, 196, 197, 199, 201- 

 203, 205, 206, 210, 216, 230, 234 



Caen ... 

 Calamopora ... 



fibrosa . . . 

 Calathiscus 



variolatus 

 Calcaire a polypiers . . . 

 Calcareous Grit, Lower 



234, 236, 241 



115 



... 115 



190,197 



197, 204 ; XI, i, i a-i c 



221,234,236 

 ... 192,212,217,227 



Calcisponges, Disposition of Spicules in ... 84 



Mineral Structure ... 61 



replaced by Silica ... 62 



— Spicules of 78 



Calcispongise, Order ... 



Callodictyonidoe, Family 



Calp Series 



Cambrian System 



Canal Structures 



Capellini und Pagenstecher 



Carboniferous Limestone 

 Lower 

 System 



92, 97, 175, 213 



89 



143, 160, 162 



. 97, 105 112 



...48-54 



14 



143, 144-146, 150 



142, 159, 176 



98, 110, 141-176 



PAGE 



Carter, H. J. 22, 25, 26, 28, 29, 32, 33, 37, 



41, 142, 143, 146, 147, 148, 



149, 162, 165, 166, 181, 209 



Ceratospongise ... ... ... ... 86 



Chadwick, S. 194, 217, 223, 224, 227-229, 247 

 Charlesworth, E. ... ... ... ... 11 



Cheltenham, near 215,238,245,247 



Chemical Constitution and Mode of Preser- 

 vation ... ... ... ...54-64 



Chenendopora ... ... ... 243 



Chenendroscyphia ... ... ... ... 243 



Chert Beds ... 209 



Classification ... ... ... ... ... 85 



Clathrispongia ... ... ... ... 198 



CleveHill 190,237 



Clitheroe ... 100, 143-146, 150, 151, 153, 162 



Cnemidiastrum 95,154,226 



priscum 155 ; V, vi, vi a-vi/ 



Cnemidium ... ... ... ... . .. 233 



— . stellatum . . . 228 



tenue ... ... ... 178 



Cceloptychidae, Family ... ... ... 91 



Colin, F ... 19 



Conrad, F. A. 126 



Coral Rag 192, 193, 212, 223, 224, 227-229, 247 



Corallian Oolite 193,212,224,229 



Series ... 192,217 



Species, List of 253 



Sponges, Number of Species ... 193 



Coralline Oolite 224 



Cornbrash ... 191,214,220 



Corynella 191,220 



Chadwicki . . 193, 223 ; XV, vi, via; 



XVI, i, irt-i(/ 

 cribrata 224 ; XVI, iv, iv a-iv/ 



elegans . . 221 ; XV, iv, iv a, iv b 



Langtonensis 193, 222 ; XVI, ii, ii a 

 lycoperdioides 220, 222 ; XV, iii, iii a- 



iii 7/ 

 punctata 190, 222 ; XVI, iii, iii n-iii c 



Quenstedti 223 



Coscinopora placenta ? ... ... . . 1 78 



Coscinoporidae, Family . 89 



Courtiller, A. ... 15 



Cowdens ... ... ... ... 176 



Craticularia ... 190, 198 



clathrata ... 194, 198; XI, v 



