pression of cranial nerves, 6-7; of 

 baboon, 7; injuries to cranium, 7, 

 9; of Swartkrans 1585, 23-24; of Ol- 

 duvai hominid 5, 24-26; of Olduvai 

 hominid 7, 64-67; of Olduvai hom- 

 inid /j, 73-75; of Olduvai hominid 

 16, 78-79; of Olduvai hominid 24, 

 80 



Feedback, viii, 142-49 



Fire-making, 138 



Fish Hoek, 100 



Fluid, cerebrospinal, 8, 11, 105 



Food-gathering, 138, 142, 146 



Foramen magnum, area of, 106-7 



Fort Ternan, 133 



Gamble's Cave, 100 



Ganovce, 105 



Gaul, G., 37-38, 41, 43, 58, 156 



Gibbon, see under Capacity, endo- 



cranial; Hylobates 

 Glezer, I. I., 11, 153 

 Glia-neuron ratio, viii, 104, 112 

 Goodall, J., 118-20, 156 

 Gorilla, see under Capacity, endo- 



cranial; Gorilla gorilla 

 Gorilla gorilla, 37, 39-40, 43-48, 54- 



55- 57- 70-7 1 - 8 3- lo6 -7> 109-11, 



118, 127 

 Greenfield, J. G., 10, 156 

 Ground shrew, see Sorex 

 Growth pattern of brain, see Brain 



size, growth 

 Gyldenstolpe, N., 40, 156 



Hagedoorn, A., 39-41, 43, 156 



Hamburg, D. A., 142, 164 



Hands: freeing of, 125-26, 143; struc- 

 ture and function, 125-26, 136; 

 hand-bones, 126, 136 



Harris, H. A., 39-40, 43, 156 



Hayes, C, 118, 157 



Holloway, R. L., 13, 15-18, 20-21, 



23-24, 26-29, 48-49, 63, 65-66, 68, 

 7 1 " 73-74. 79-8l. 97, 99, 104, 118- 



13, 116, 142-43, 145, 157 



Hominization, structural, 125-27, 144, 



146; cultural, 133, 136-38, 144, 146; 



repeatability, 146 

 Hominoidea, 32 ff. 

 Homo africanus, see Australopithecus 



africanus 

 Homo erectus, 5, 66-68, 72, 81 ff., 96- 



100, 109-12, 138, 140-42; erectus, 



81-90, 95-98, 135; pekinensis, 89- 



93, 95-98; mauritanicus , 93, 134 

 Homo habilis, 5, 59, 60 ff., 72-75, 80- 



8i. 9 6 -99. 109-12, 126, 131, 135-36, 



.38 

 Homo sapiens, 11, 43, 45, 48, 54-55, 



57, 83, 96-98, 100, 106-7, 10 9> m- 



12, 138, 140-42; soloensis, 91 

 Homo species of Swartkrans, 24, 134- 



36 

 Hooijer, D. A., 81 

 Hopefield, 93, 100 

 House mouse, see Mus musculus 

 Howell, F. C, 75, 136, 143, 155, 157, 



164 

 Hughes, A. R., 24-25, 62, 93, 94 

 Hunt, J., 102, 157 

 Hunting, 114, 116, 138-39, 142, 144- 



46; persistence, 139 

 Huxley, T. H., 66 

 Hylobates, 117, 120; concolor, 32, 34- 



35, 51; klossii, 32-33, 35; lar, 32, 34, 



40-42, 44-48, 51-53, 56; agilis, 34, 



42, 51-53, 56, 83; "entelloides," 34; 



pileatus, 34, 51; cinereus, 35, 51; 



hoolock, 35, 51; "leuciscus," see H. 



cinereus 

 Hylobatines, see under Capacity, en- 



docranial, of gibbon, of siamang 

 Hypothalamus, length of, 106 



Implemental activities: of Primates, 

 116-24; tool-using, 117-19, 124 ff., 



167 l€ 



