Fis. Pag. 



Plate 40. 



5 Callopora nummiformis.... 148 



Plate 40 a. 



1 Trcmatopora tuberculosa . . 149 



2 — coalescens ■. 150 



3 — tiibulosa 151 



4 — punctata 151 



5 — ostiolata 152 



6 — solida 153 



7, 8 — striata 153 



9 — granulifcra 1 54 



10 — aspera 154 



11 — spinulosa 155 



12 — sparsa 155 



Plate 40 b. 



1 Striatopora flexuosa 156 



2 Stictopora punctipora 157 



3 Diamesopora dicliotoma . . . 158 



4 Clathropora alcicornis 159 



5 — frondosa 160 



Plate 40 o. 



1 Eetepora diffusa 160 



2 — asperato-striata . . 161 



3 Hornera? dicliotoma 163 



Plate 40 d. 

 Fenestella elegans 164 



— tenuiceps 165 



— cribrosa 166 



— 166 



Polypora incepta 167 



169 

 169 

 170 

 170 

 171 

 172 



Plate 40 e. 

 Ceramopora imbricata 



— incrustans . . 



— foliacea 



Rhinopora tuberculosa 

 Lichenalia concentrica 

 Sagenella membranacea 

 Stephanocrinus enveloped 



by a coral, 173 

 8 An incrusting coral 173 



Plate 40 f. 

 1 Dictyonema retiformis .... 174 



Plate 40 o. 



1 .Dictyonema gracilis 175 



2 Inocaulis plumulosa ...... 176 



LIST OF PLATES. 



Fig. Pag. 



Plate A 41. 



1 Caryocrinus ornatus 182 



2 Closterocrinus elongatus . . 179 



3 Glyptocrinus plumosus .... 180 



4 — 181 



5 Ichthyocrinus? clintonensis, 181 



6 Undetermined species 181 



7 Joints of Crinoidea 182 



8 Tentaculites minutus 183 



9 — distans 184 



PLAffE 41. 



1 Homocrinus parvus 185 



2, 3 — cylindricus 186 



4 Glyptaster brachiatus 187 



Plate 42. 



1 Thysanocrinus liliiformis. . . 188 



2 — canaliculatus 189 



3 — aculeatus 190 



4 — immaturus 191 



5, 6 Myelodactylus convolutus . 192 



7 Dendrocrinus longidactylus, 193 



Plate 43. 



1 Dendrocrinus longidactylus, 193 



2 Ichthyocrinus laevis 1^5 



Plate 44. 



1 Lyriocrinus dactyhis 197 



2 Lecanocrinus ornatus 201 



3-9 Columns of Crinoidea... 230 



Plate 45. 



1 Lecanocrinus macropetalus, 199 

 2-6 Fragments of Crinoidea . 231 



7 Myelodactylus brachiatus . . 232 



8,9 — ? 232 



10, 11 Fragments of Crinoidea. . 231 



Plate 46. 



1 Saccoerinus speciosus 205 



2 Lecanocrinus simplex 202 



3 — caliculus 203 



4 Macrostylocrinus ornatus . . 204 



Plate 47. 

 1, 2, 3 Eucalyptocrinus decorus, 207 



4 — Cielatus 210 



5 — papulosus 211 



Plate 48. 



1 Stephanocrinus angulatus. . 212 



2 -^ . gemmiformis 215 



Fig. Pag. 



Plate 49. 



1 Caryocrinus ornatus 216 



Plate 49 a. 



1 Caryocrinus ornatus 216' 



2 Melocrinites sculptus 228 



3 Heterocystites armatus .... 229 

 4-8 Plates of Crinoidea 230 



Plate 50. 



1-18 Callocystites jewettii . . 239 



19 - 29 Fragments of Cystidea . 242 



Plate 51. 



1-17 Apiocystites elegans . . . 243 



18-20 Ilemicystites parasitica. 246 



21 - 23 Pateastcr niagarensis . . 247 



Plate 52. 



1 Ortliis pisum 250 



2 — pyramidalis 251 



3 — elegantula 252 



4 — hybrida 253 



5 — puncto-striata .... 254 



6 — flabellulum, rar..?. 254 



7 _ _ ? var.? 255 



8 — fasciata 255 



Plate 53. 

 1, 2 Lingula lamellata 249 



3 Orbicula tenuilamellata.... 250 



4 — ? squamiformis .... 250 



5 Leptsena transversalis 256 



6 — depressa 257 



7 — striata 259 



8 - 10 — subplana 259 



Plate 54. 



1 Spirifer bilobus 260 



2 ■ — sulcatus 261 



3 — crispus 262 



4 — bicostatus 263 



5 — niagarensis 264 



6 — radiatus 265 



7 — pyramidalis 266 



Plate 55. 



1 Atrypa nitida 268 



2 — — var. oblata . . 269 



3 — 269 



4 — crassirostra 269 



5 — reticularis 270 



