INDEX OF GENERA. 



249 



PAGE. 



Cyclopteris,/. 26 



Cyclora,/ 147 



Cyclostigma, n 26 



■Cyclmtoma 147 



Cymatodus, m 232 



Cyphaspis, /. 215 



Cypricardella, /. 188 



Cypricardia, /. 188 



Cypricardinia, f. 188 



Cypricardites, m 188 



Cyrtacanthus, m 231 



Cyrtia, /. 110 



Oyrtina, /. 110 



Cyrtoceras, « 166 



Oyrtocerina, /. 167 



Ch/rtodonta 190 



Cyrtolites, m 147 



Cystiphyllum, n 50 



Cystocrinus, m 75 



Oythere,/. 215 



Oytherina,/. 215 



Cytherodon, m 190 



Cytheropsis, /. 215 



Cytocrinus 76 



Dactylodus, m 232 



Dadoxylon, n 26 



Dsemonocrinites 76 



Dalmania 215 



Dalmanites, m 215 



Danseites, m 26 



Dawsonella, / 147 



Dawsonia,/.." 51 



Decadactytocrinites 76 



Deltodus, m 232 



Delthyris 110 



Dendrerpeton, n 240 



Dendrocrinus, m 76 



Bendrograptus, m 51 



Dendropora, /. 51 



Dentalina, /. 43 



Dentalium, n 147 



Desmiodus, m 232 



Dexiobia,/. 190 



Diamesopora 97 



Dicellocephalus, m 216 



Dichocrinus, m 76 



Bichograptus 51 



DicranUciis 110 



Dicranograptus, m 51 



JHcranurm 217 



Dictyocrinus, m 77 



DictyolUes-. 26 



Dictyonema, n 51-64 



Dictyophyton, n 26 



Dictyopteris, / 26 



Dictyostroma, n 52-64 



Didymograptus, «t 52 



Didymophyllum, n 27 



Dinichthys, m 232 



Dinobolus, m 110 



Dionide, / 217 



Diphyphyllum, n 52 



IHplazites 27 



Jhpletira 217 



Diplichnites, m 217 



Diploceras, n 168 



Diplodus, m 232 



32 



PAGE. 



Diplograptus, m 52 



Diplophyllum 52 



Diplostegium, n 27 



Diplostylus, m 217 



Dipterus, m 232 



Discina, /. Ill 



Discites, m 168 



Discophyllum, n 52 



Discosorus, m 168 



Dithyrocaris, /. 217 



Dolabra,/. 190 



Dolatocrinus, m 77 



Dolichometopus, m 217 



Dolichopterus, m 217 



Donacicrinites 77 



DorycriHus, wi 77 



Drepanacanthus, m 232 



Duncanella,/. 52 



Dyscritus, m 225 



Dystactella,/. 190 



Eatonia, /. Ill 



Ecculiomphalus, m 147 



Echinocystites, m 77 



EchincBncrinites, m 77 



Echinus 77 



Edestes, m 233 



Edmondia, /. 190 



Edrioaster, m 77 



Edriocrinus, m 77 



Eichwaldia,/. Ill 



Elseacrinus 78 



Eleutherocrinus, m 78 



ElUptocephala 217 



Ehnicklhys 233 



EmmonBia, /. 52 



Encrinurus, m 217 



Endoceras, n 168 



EmJolobm 168 



Endymion 217 



Endymionia, / 217 



Entolium, n 191 



Eocidaris, / 78 



Eocystites, m 78 



Eodon, m 244 



Eophyton, n 27 



Eopteria, / 191 



Eosaurus, m 241 



Eoscorpius, m 224 



Eospongia, /. 43 



Eozoon, » 43 



Ephemerites, m 225 



Equisetites, m 27 



Equisetum 27 



Eremopteris, /• 27 



Eretmocrinus, m 78 



Eridophyllum, n 53 



Erismacanthus, m 233 



Erisocrinus, m 78 



Eschara,^ 97 



Escharopora,/. 97 



Ethmophyllum, n 53 



Eucalyptocrinus, m 78 



Euchasma, n 191 



Euchondria, / 191 



Eucladocrinus, m 94 



Eugaster, m 78 



Eulima 147 



PAGE. 



Eumicrolu 191 



Eunema, n 148 



Euomphalus, m 148-244 



Eupachycrinus, m 79 



Euphoberia, /. 224 



Euproops, /. 217 



Eurylepis, /. 233 



Eurypterus, m 217 



Eurythorax, m 241 



Eusarcus, m 244 



Evactinopora, /. 97 



Exochorhynchus 191 



Faviphyllum, n 53 



Favistella, /. 53 



Favosites, m 53-64-244 



Fenestella, /. 97 



Fenestralia, /. 98 



FUicites 27-54 



Fissodus, m 233 



Fistulipora, / 54 



Flabdlaria 27 



Flustra, /. 98 



Forbesocrinus, m 79 



FucoidM 27 



Fusispira, /. 148 



Fuaulina,/. 43 



Fv,s:m 149 



Galium 27 



Gampsacanthus, m 233 



Geisacanthus, m 233 



Gerephemera, /. 225 



Gervillia,/. 191 



Glauconome, /. 98 



Glossoceras, n 168 



Glossograptus 54 



Glymmatacanthus, m 233 



Glyptaster,m 79 



Glyptocrinus, m 79 



Glyptocystites, m 80 



Gomphoceras, n 168 



GomphocystiteSj m 80 



Goniasteroidocnnus,m 80 



Goniatites, m 169 



Gonioceras, ■« 170 



Goniocwlia 112 



Goniophora, /. 192 



Gordia 27 



Gorgonia, f. 98 



Grammysia, /. 192 



Granatocrinus, m 80 



Graphiocrinus, m 81 



Graptolithus, m 54-244 



Grypharhynchui 192 



Gypidula, /. 112 



Gyracanthus, m 233 



Gyroceras, n 170-244 



Hadrocrinus, m 81 



Hadrophyllum, 71 56 



Haimeophyllum, n 56 



Halonia, /. 27 



Halysites, m 56-64-244 



Haplocrinus, m 81 



Haplophlebium, n 225 



Harlania, f. 27 



Harpacodus, m 233 



Harpes, m 218 



Harpides, m 218 



