INDEX 



533 



Facets, 418 

 Family size, 253 



in dysgenic groups, 255 

 Fascia, 88, 121 

 Fasciola, 392 



hepatica, 437, 450, 451 

 Fascioloides, 450 

 Fasciolopsis buskii, 450 

 Fat bodies, 9(1 

 Fats, 45 

 Fatty acids, 125 

 Fauces, 122 

 Femur, 88, 115, 420 

 Fenestra oralis, 187 

 Fertilization, 211 



membrane, 98 

 Fetus, 224 

 Fibrin, 79, 180 

 Fibrinogen, 131, 162, 180 

 Fibula, 115 

 Fiddler crab, 411 

 Filaria, 336 

 Filaroidea, 336 

 Filum terminale, 136 

 Fimbria, 143 



Fisheries and zoology, 30 

 Flagellar movement, 285 

 Flagellum, 282 



Flame cells, 23, 188, 323, 328 

 Flatworms, 23 

 Flemming, 50 

 Flukes, 323, 447 

 Food in assimilation in Euglena, 283 



chain, 25, 459 



relations in prairie community, 458 

 Foramen magnum, 83 



of Monro, 136 



ovale, 234 

 Foiaminifera, 270, 279 

 Forebrain, 218 

 Fox, Arctic, 462 

 Frenulum, 121 

 Frog {see also Bullfrog) 



later development, 101 

 Frons, 418 

 Frontonia, 273 

 Fruit fly, Mediterranean, 30 

 Fulcrum, 117 

 Fundus, 122 



G 



Galea, 420 

 Galen, 32 

 Gametes, 61, 209 

 Gametocytes, 276, 442 

 Gametogenesis, 209 

 Gammarus, 394, 411 



OAO 



314 



Ganglia, 163 



sacral, 140 

 Ganglion, cephalic, 329 



cervical, 139 

 Gasserian ganglion, 137 

 Gastric digestion, 170 



glands, 125 



mill, 402 

 Gastrophilus, 440 

 Gastropoda, 373, 380 

 Gastrovascular cavity, 

 Gastrula, 157 



development of, 482 



of hydra, 321 

 Gastruiation, 99, 213, 214, 215 



in earthworm, 353 

 Gebia, 381 



Geiser, Dr. S. W., 38 

 Gel state, 42 

 Genae, 418 

 Gene, 238 

 Generic name, 259 

 Genes, 49 



complementary, 244 



pleural, 242 



supplementary, 244 

 Genetics, 21 



and eugenics, 235 

 Genotype, 241 

 Geobios, 474 



Geographic distribution, 472 

 Geologic evidence of evolution, 489 



time scale, 490 

 Geotropism, 278 

 Gephyrea, 356 

 Germ" cells,- 54, 209 



layer, theory, 35 



layers, 215 

 Gestation, 224 

 Giardia, 270 



lamblia, 437 

 Gill pouches, 217 

 Gizzard, 349 

 Gland, parotid, 124 



sublingual, 125 



submaxillary, 124 

 Glands, calciferous, 348 

 " ductless, 195 



of internal secretion, 195 

 Glans, 109, 143 

 Glenoid fossa, 114 

 Globigerina, 270, 279 

 Glochidium, 378 

 Glomerulus, 190 

 Glossary, 510 

 Glossina, 437 



Glossopharyngeal nerve, 92, 137 

 Glottis, 80, 122, 131 

 Glucose, 45, 170, 171 

 Glycogen, 45, 161 



