INDEX 



287 



Freud, Sigmund, 204 

 Frings, Hubert and Mable, 



170-71 

 Frogs, SEE Anura 

 Fundulus, SEE Killifish 



Gambia River, 72 



Gamow, George, 6 



Gar pike (Lepidosteus), 112 



Gastrosteus, see Stickleback 



Genera, evolution, 19 



Genes, 11, 16 



Genetic characters, 11 

 combinations, 12, 230 



Geological periods, dating, 

 229 



Gislen, Torsten, 24 



Glomerular activity, intermit- 

 tent, 258 



Glomerular development in 

 bony fishes, 110 



Glomerular filtration, 39-40, 

 245 

 measurement, 45-49 



Glomeruli, blood supply, 42 



Glomerulus, 36 f. 

 evolution, 242 



Gnathostomata, 55 



Godowsky, Leopold 



'Artists' Life* Waltz, 207 

 Bandinage, 207 f. 



Goldstein, Leon, 254 



Gonads, embryonic develop- 

 ment, 35 



Goosefish (Lophius), 106, 

 110-11, 114 



Grafflin, A. L., 107, 111, 258 



Grand Canyon disturbance, 

 26, 237 



Grand Canyon of the Colo- 

 rado River, 138 



Gregory, W. K., 24 

 Guadalupe Mountains, ii8f. 

 Gull, herring {Larus argenta- 

 tus), 167, 169 



Habitus, definition, 62-63 

 Hagfish (Myxine), 27, 36, 



38-39, 53 



Hares, wild, 155 



Harvey, William, 45 



Haskins, Caryl P., 75 



Heidelberg man, 182 



Heleioporus pictus, 100 



Hellbender ( Cryptobran- 

 chus), 93 



Hemichordata, 233, 242 



Henderson, L. J.: The Fit- 

 ness of the Environment, 

 232 



Hermaphroditic fishes, 250 



Herter, E., 51 



Heterostraci, 28 



Heterothermia, 134 



Hibernation, 134 



Himalaya, 8, 137, 179 



Hippocampus, see Sea horse 



Holmes, Arthur, 5 



Holocephali, 248 



Homeostasis, 229 



Homeothenny, 122, 131, 



134 f- 

 Hominidae, 180, 181 

 Homo diluvii testis, 93 

 Homo neanderthalensis, 182, 



183 

 Homo sapiens, 180, 225 

 Horseshoe crab (Limulus), 



23-25, 28 

 Hudson River, 58 

 Himian infant, 184 

 Hume, David, 203, 212 



