378 



INDEX 



Galeropygus, 133 

 Gammarus, 326 

 Gampsonyx, 323 

 Gaping (Lamellibranchs), 208 

 Gari, 225 



Gasteropoda, 231-255 

 Gastral cavity, 31 

 ,, layer, 31 

 Gastrioceras, 272 

 Gastropores, 70 

 Gastrozooid, 53, 70 

 Genal angle, 294 



,, spine, 294 

 Genital operculum, 340, 347, 352 



,, plates, 117 

 Genus, 13 

 Geocoma, 115 

 Geodites, 36, 42, 47 

 Geoteuthis, 286 

 Geralinura, 354 

 Gervillia, 213 

 Gills, 123, 199, 232, 237, 259, 289, 



325, 326, 327, 328, 337, 341, 347 

 Gissocrinus, 145 

 Glabella, 293 

 Gladius, 280 

 Glauconite, 7, 37 

 Globigerina, 24, 26 

 Globular gasteropods, 237 

 Glycimeris, 211 

 Glyphea, 329 

 Glyphioceras, 271 

 Glyptarca, 230 

 Glyptocrinus, 145 

 Glyptoscorpius, 347 

 Glyptosphcsra, 146 

 Gnathobase, 299 

 Gnathostomata, 129 

 Gnats, 336 

 Gomphoceras, 264 

 Gonangiurn, 52, 61 

 Goniatites, 271 (footnote) 

 Gonioclymenia, 271 

 Goniomya, 227 

 Goniophyllum, 92 

 Goniopora, 93 

 Gonocyst, 192 

 Gonoecium, 192 

 Gonophore, 51 

 Gonotheca, 50, 52 

 Gorgonia, 94, 103 

 Grammysia, 228 



Granatocrinus, 155 

 Grantia, 33, 36 

 Granules, 121, 122 

 Graphularia, 103 

 Graptolites, 56-70 

 Graptolitoidea, 56-70 

 Gresslya, 227 

 Griffithides, 310 

 Gryllidas, 335 

 Gryphcea, 217 

 Gryphochiton, 238 

 Guard of Belemnites, 281 

 Guettardia, 49 

 Gymnoblastea, 52 

 Gymnolgema, 191 

 Gymnomyxa, 15, 16 

 Gypidula, 178 



Haematite, 8 



Halichondria, 36 



Hallirhoa, 44 



Halobia, 231 



Halysites, 101 



Hamites, 274 



Haploceras, 287 



Haplocrinus, 145 



Haplocecia, 195 



Harpes, 303 



Harpoceras, 276 



Harvest-men, 354 



Head-shield, 293 



Heliolites, 99 



Heliopora, 96, 97, 100, 103 



Heliosphcera, 28 



iM.r ? 250 



Helminthochitoii, 238 



Hemiaspis, 342 



Hemiaster, 132 



Hemicidaris, 127 



Hemipedina, 127 



Hemiptera, 336 



Hemithyris, 182 



Hemitrypa, 195 



Hermit-crab, 328 



Heteractinellida, 44 



Heterocoenia, 98 



Heterodont, 203, 219, 230 



Heterogenetic homceomorphy, 14, 



167, 270 

 Heteromyaria, 210 

 Heteropoda, 232, 248, 254 

 Heteropora, 195 



