INDEX 



547 



Forma ("Form"), 119. 



Formica fusca, 305; F. rufa, 300; 

 F. sanguinea, 305. 



Formicidse (ant), 95-96, 299-307; 

 honey-ant, 304; polyergus, 96. 



Fossils, 144-156, 243, 293, 313, 365, 

 366, 379, 425, 428, 432, 440, 446; 

 formation of, 158; geologic time- 

 table of, 147-148 ; types of, 144. 



Fowl (Galliformes), 388. 



Fringillidae, 395. 



Gadow, H., 362, 363, 368, 372. 



Galapagos Islands, 107, 141 ; tor- 

 toise of, 369. 



Galliformes, 388. 



Callus gallus, 388. 



Galton, Francis, 500, 505; Galton 

 Laboratory of National Eugenics, 

 IOI. 



Gamete, 55, 63, 66, 67, 74, 77, 81, 116. 



Gametophytes, 68. 



Ganglia, 334. 



Ganoids, 345-347. 



Gardner, G., 205. 



Garman, 516. 



Gasquet, F. A., 496, 497. 



Gastric juice, 30. 



Gastropoda, 243-248, 249. 



Gastrotricha, 181. 



Gelation, 10, 12; reversible and 

 irreversible, 10. 



Gels, 10. 



Generation (reproduction) : breeding, 

 46-48 ; characters in, 44-45 ; chro- 

 mosomes in, 62-72; determiners 

 of sex, 45; division, 38-40; of 

 defectives, 505-507 ; of individuals, 

 38; of monsters, 38; of twins, 38; 

 parental and filial, 45 ; poly- 

 embryony, 38; spontaneous, 483. 



Genus, 170. 



Geographical distribution, 141, 442- 

 446. 



Geologic Time Table, 147-148. 



Geophilus, 266. 



Germ, continuity of life in, 17. 



Gila (Heloderma), 370, 371. 



Giraffidse, 411. 



Girdles: pectoral and pelvic, 329, 



330-33L 



Glacial Period, 148. 



Gland tissue, 29-30; function of, 

 29-30; structure of, 30. 



Glochidium, 446. 



Glossina, 161, 162, 204; G. morsitans, 

 205, 206; G. palpalis, 205, 206; 

 G. (tsetse), 161, 204, 279. 



Glowworm, phosphorescence of, 33. 



Goddard, Dr. H. H., 121, 128. 



Goniodes falcicornis, 272. 



Goose (Anseriformes), 386. 



Gordius, 234. 



Gould, Alice Bache, 519. 



Graellsia isabellae, 290. 



Grant, President, 528. 



Grasshoppers (Orthoptera), 313-319. 



Green plants, 31; see also Chloro- 

 phyll. 



Gregarines, 191, 202. 



Gregory, W. K., 341. 



Gruiformes, 389. 



Guinea pigs, experiments with, 121. 



Gulf Stream, life in, 474. 



Gulf Strip Area, 461. 



Guyer, 10. 



Gymnogyps californianus, 384. 



Gynandromorphs, 85. 



Haeckel, Professor (of Jena), 187. 



Haemoglobin, 34, 239, 337. 



Hagfishes ; see Cyclostomes. 



Haliaetus leucocephalus, 386. 



Halicti, 280, 294. 



Hall, Maurice C, 241. 



Haplomi, 355-356. 



Harring, H. K., 236. 



Hartog, Marcus, 236. 



Hawaiian Islands, life on, 142. 



Heart, 338. 



Heat, 33. 



Helianthus (sunflower), 51-61; as 

 typical of Mendelian phenomena, 

 51-61; collarette of, 59; H. 

 annuus, 51, 59; H. cucumeri- 

 folius, 59; H. tortuosus, 59; 

 see also Mendel, G. J. ; Mendelism. 



Heliozoa ("sun animalcules"), 192. 



