IXDEX. 



675 



Generation, spontaneous, 139 



Generations, alternation of, 144 



Genital ducts, 120 



Genital plates, 344 



Genus, 10 



Geocores, 489 



Geodia, 227 



Geographical distribution, 174 



Geological distribution, 180 



Geometrina, 494 



Geonemertes, 291 



Geophilidae, 461 



Geophilus, 461 



Gephyraea, 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 



Geryonia, 242 



Geryonid, delamination in, 157 



Geryonid, germ layers, 157 



Giant cells, 71 



Gibbons, 651 



Gigantostraca, 443 



Gila monster, 599 



Gill arch, 524 



Gill arteries, 504, 548 



Gill clefts, 501, 547 



Gill leaves, 361 



Gill slits, 501, 547 



Gill, tracheal, 469 



Gills, 108 



Gills of fishes, 565 



Gills of vertebrates, 547 



Gipsy moth, 119, 495 



Giraffa, 642 



Girdles, 527 



Gizzard, 106, 461 



Glabelia, 414 



Gland cells, 76 



Glands, 77 



Glands, castor, 618 



Gland, choroid, 564 



Glands, germinal, 118 



Gland, Harder'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, 618 

 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, 646 

 Glochidium, 364 

 Glomeridae, 497 

 Glomerulus, 117, 552 

 Glossae, 464 



Glossopharyngeal nerve, 536 

 Glottis, 547 

 Glugea, 218 

 Glutin, 85 

 Glutton, 647 

 Glyptodontidse, 636 

 Gnathobdellidse, 321 

 Gnathochilarium, 496 

 Goat, 642 

 Goblet cells, 77 

 Goblet organs, 307 

 Goethe, 14, 21 

 Goeze, 13 

 Gomphus, 479 

 Gonads, 117 

 Goniatites, 394 

 Goniodes, 479 

 Gonochorism, 118 

 Gonodactylus, 429 



