ANALYTICAL INDEX 



427 



General Aggressive Resemblance, 

 312. 



General Protective Resem- 

 blance, X. 297, 298. 



General Survey of the Causes 

 which have Produced Varieties 

 in the Human Species, &c, J. C. 

 Prichard, 176-92. 



Genetic, see inherent characters, 

 141. 



Geneva, attack of bird on butterfly 

 witnessed at, 282 n. 1. 



genutia, Sa/atura, see plexippus, 



373- 



Geographical Races or Sub- 

 species Traverse Diagnosis, II. 



75, 76. 



Geographical Transition 

 from aposematic to cryptic 

 Defence, X. 320, 321. 



Geographical data, necessity of, 



75- 

 Geographical varieties, Rothschild 



and Jordan on importance for evolu- 

 tion of, xvi ; species and, 62. 



Geological Society of Glasgow, 

 Transactions of, 4 n. 3. 



Geological Society of London, 

 Presidential Addresses of T. H. 

 Huxley to (in 1869), 4, 5, 6, 8, and (in 

 1862), 6 ; ofH.Woodwardto(ini895 

 and 1896), 40. 



Geology, Darwin's disappointment 

 at neglect of his early writings on, 

 196, 197. 



geometrica, Doliops, mimicking 

 weevil, 261. 



Geometridae, decline of cocoon in 

 certain species of, 149, 150; colour 

 adjustment in pupae of Uropteryx, 

 150, 150 n. 2; dimorphism in larva 

 and pupa of Efihyra, 1 50 ; importance 

 of attitude in Hybemia, 1 56 ; elimina- 

 tion of shadow in larva of, 300 ; 

 colour adjustment of larvae of, 306 ; 

 colours in different environments of 

 moths of, 307-9 ; Teracolus mimicked 

 by S. Indian species of, 231 : see also 



349- 



Gephyrea, in classification, 25 : 



see also 27 ; slight changes in geo- 

 logical time of, 28 ; of early Palaeo- 

 zoic, 30 ; evolution in, 42, 43. 



Germ-antecedents, early appear- 

 ance of, in Ascaris egg, 131. 



Germ-cells or gametes, Mendelian 

 inferences as to, xxxi-xxxiii ; on the 



halving of the nucleus in preparation 

 for fertilization of the, xxxi ; natural 

 selection decides between, xxxvi, 

 xxxvii, xxxvii n. 1, y^ n. I, 135, 137, 

 183 ; union in fertilization of, 6011. 3 ; 

 compatability of, secured by Natural 

 Selection, 80-2 ; interspecific sterility 

 and, 80-2 ; acquired characters and 

 the, in, 112; distinguished from 

 body-cells, 121, 122 ; early appear- 

 ance of precursors of, in development, 

 131 ; inoculated by disease germs, 

 136, 184; influence of environment 

 on, 137 ; variation predetermined in 

 fertilized, 137, 183. 



Germ-duct, early appearance of 

 antecedents of, in Ascaris, 131. 



Germinal origin of variation, 

 xxxvi, xxxvii, xxxvii n. I, 73 n. 1, 

 135, 137, 183. 



Germ-plasm, continuity of, 127- 

 36 ; illustrated in Diagram II, 127-8, 

 130, 131 ; resides in nucleus, 128 ; in 

 development of ' identical ' twins, 1 34. 



Germs, Natural Selection decides 

 between, rather than between indi- 

 viduals, xxxvi, xxxvii, xxxvii n. 1, y^ 



n- If'l35i l 37, 183. 



Gerstaecker on ant-like bug, 254, 

 255,255 (Fig. 3). 



gibbicolhs, Oxylymma, mimicking 

 Diabrotica, 237. 



Glands ventral of Croesus larvae, 

 320. 



Glaucopidae mimicking Lycinae, 

 231 ; mimicking Aculeata, 231 ; evi- 

 dence of distastefulness adduced by 

 Haase, 231 n. 2. 



Glenea fiulchella, 363. 



Gnophos obscurata, 307, 308. 



Goats, Angora, J. C. Prichard on, 



187. 



Godartia wakejieldzi, 52 n. I. 



Godman, F. D., on the sexual 

 brands of the Dismorphina, 240 ; on 

 Ecuador form of M. conftisa, 266. 



Godman-Salvin Collection, exam- 

 ples of Miillerian mimicry from, ex- 

 hibited in 1896 and 1897, 343. 



Goodacre on fertile pairing of two 

 species of goose, 83. 



Goodrich, E. S., definition of 

 inherent characters, 142. 



Goose, fertile offspring of Common 

 and Chinese, 83. 



got si us (acheloia), Byblia, tendency 

 of same seasonal forms of, to inter- 



