Fission . 
Fissipedia 
Flagella 
Flagellum of snail 
Flame-cell excretory organs 
Fleas - 
Flies 
Flight-feathers 
Flying lemur 
Foetal membranes of binils - 
of Manmals 
of Vertebrata 
tt W 
uw ii 
Follicle cells 
Follicle, Graafian 
Foot of Anodonta 
u of Cephalopoda - 
u of Gasteropoda 
nu of Mollusca 
Foramen of Munro 
un _ triosseum 
Foraminifera 
Fossils - - 
Fossorial adaptation in mam- 
mals 
Fox 
Fox-bat 
Freshwater mussel 
Frog 
Frontals 
Functions, change of 
" of Animals - 
GabDus 
Galeopithecus 
Gall-fly 
Galls on plants 
Ganglion 
Ganoid scales 
Ganoidei_ - 
Garden spider 
Gastric filaments 
Gastric mill, crayfish 
Gastropoda 
Gastrula 50, 
Gastrus ¢ 
Gavials 
Geographical distdiudion 
Geological distribution - 
Geological record 
Germ cells - - 
INDEX 
PAGE 
41 | Gibbon 
581 | Gill-slits 
15 | Gills (see Respiratory system) 
268 | Giraffe - 
139 | Gizzard of cockroach 
253 n of earthworm 
251 n of pigeon 
361 | Globigerina 
585 | Glochidium of Anodonta 
381 | Glossina 
478 | Glossopharyngeal nerve 
428 | Gnats 
476 | Goat 
476 | Gonads = Reproductive 
274 organs 
284 | Gorilla - 
283 | Graafian follicle - 
282 | Grantia 
406 | Grasshopper 
373 | Green gland 
roo | Gregarina 
67 | Guanaco 
Gymnolemata 
541 | Gymnomyxa 
583 | Gymnophiona 
551 
269 | Hapbock - 
338 | Heemal nutrition of Ver te- 
416 brata 
27 | Hemoccele - 
14 | Heemoglobin of iblbed 201, 
Hag 
331 | Hair 
585 | Halicore 
249 | Haliotis 
249 | Halitherium 
20 | Hapale 
436 | Hapalidze 
437 | Hare 
233 | Harvestmen 
129 | Hatteria (Sphenodon) 
216 | Heart of Vertebrata 
283 | Hedgehog 
133 | Heliozoa 
252 | Helix 
446 | Hemichorda larenichiarda 
56 | Elemiptera - 
66 | Heredity 
69 | Hermaphroditism 
41 | Hesperornis 
