INDEX. 



675 



Generation, spont.inefjus, 139 



Generations, alternation of, 144 



Ck'iiital ducts, 120 



( Genital plates, 344 



Genus, 10 



Geocores, 489 



GeoJia, 227 



Geographical distribution, 174 



Geological distriljution, 180 



Geometrina, 494 



Geonemertes, 291 



Geophilid;^, 461 



Geophilus, 461 



Gcphyriea, 316 



Gerardia, 259 



Germinal disc, 152 



Germinal epithelium, 118 



Germinal vesicle, 81, 146 



Germ layer theory, 17 



Germ layers and budding, 159 



Germ layers, formation of, 156 



(leryonia, 242 



Geryonid, delamination in, 157 



Geryonid, germ layers, 157 



Giant cells, 71 



Gibbons, O51 



Gigantostraca, 443 



( lila mnnster, 599 



Gill arcli. 524 



Gill arteries, 504, 548 



Gill clefts, 501, 547 



( 'rill leaves, 361 



Gill slits, 501, 547 



Gill, tracheal, 469 



Gills, 108 



Gills iif fishes, 565 



Gills of vertebrates, 547 



(.;i|)sy moth, 119, 495 



Girafifa, 642 



Girdles, 527 



Giz/Cird, 106, 461 



tdabella, 414 



I dand cells, 76 



Glands, 77 



Glands, castor, 618 



Gland, choroid, 564 



fdands, germinal, iiS 



Gland, Ilarder's, 542 



Glands, hoof, 618 

 Gland, lachrymal, 542 

 Glands, lymph, 550 

 Gland, lymphoid, 331 

 Glands, mammary, 619 

 Glands, milk, 619 

 Glands, musk, 618 

 Gland, nidamental, 392 

 Gland, ovoid, 331 

 Gland, paraxon, 331 

 Gland, parotid, 584 

 Glands, sexual, 80, 117 

 Glands, sweat, 618 

 Gland, subneural, 509 

 Glands, suborbital, 61S 

 Gland, thymus, 547 

 Gland, thyroid, 547 

 Glandular epithelium, 73, 76 

 Glaser's fissure, 621 

 Glass crab, 436 

 Glass snake, 599 

 von Gleichen, 13 

 Globiceps, 241 

 Globigerina, 197, 198 

 Globiocephalus, G46 

 Glocliidium, 364 

 Glomerido:^, 497 

 Glomerulus, 117, 552 • 

 Gloss^e, 464 



Glossopharyngeal nerve, 536 

 Gldttis, 547 

 Glugea, 21S 

 Glutin, 85 

 Glutton, 647 

 Glyptodontidae, 636 

 Gnatholxlellida:, 321 

 Gnathochilariuni, 496 

 Goat, 642 

 Goblet cells, 77 

 Goblet organs, 307 

 Goethe, 14, 21 

 Gceze, 13 

 Gomphus, 479 

 Gonads, 117 

 Goniatites, 394 

 Goniodes, 479 

 Gonochorism, IlS 

 Gonodactylus, 429 



