472 



ANALYTICAL INDEX 



monochrome and cryptic effect of 

 pattern, 321-3, 321 n. 3; on cryptic 

 effect of iridescence, 322 ; mimicry 

 interpreted as syncryptic resemblance 



by, 323- 



Thecla rubi, 301. 



thelxiope, Heliconius, varieties of, 

 69. 



THEORIES OF EVOLUTION, Essay 



III, 95-119. 



THEORIES OF HEREDITY, Essay 



IV, 120-38 : see also 142 n. I. 

 THEORIES OF MIMICRY, Essay 



VIII, 220-70. 



THEORY OF NATURAL SELECTION 

 ANDT. H. HUXLEY, Essay VII, 193- 

 219. 



Theory of the Origin of 

 Varieties, J. C. Prichard, 185-7. 



Theory, the Evolution, A. Weis- 

 mann, Eng. transl., 164 n. 2, 375. 



Thiselton-Dyer, Sir W. T, on 

 mutations due to cultural conditions, 

 xxii ; on Deductive Biology, xlvii, 

 xlvii n. I ; on older writers on species, 

 56 ; on diagnosis of species, 66. 



Thompson, D'Arcy, on Laws of 

 Growth, 224, 225. 



Thomson, Sir W., see Kelvin, 

 Lord. 



' Throwing back ', see atavism, 125. 



Thrum-eyed and pin-eyed prim- 

 rose, Darwin's, Bateson's, and 

 Gregory's work on, xxvii-xxxi. 



Thundiani, king-crow attacking 

 butterflies at, 285. 



thyodamas, Cyrestis, eaten by bee- 

 eater, 288. 



Thyridia psidii, 264, 265. 



thysa, Belenois, Miillerian mimicry 

 of Mylothris far more developed in 

 dry than in wet f. of, 341. 



Thysanoptera of Commentry Car- 

 boniferous, 35. 



tibullus, the E. sub-sp. of Papilio 

 dardanus (merope), 337, 338, 374, 

 374 n. I, 375 : see also dardanus. 



Tidal retardation, 7, 8. 



Tides, did not prevent tranquil 

 deposition in Silurian, 17. 



Tiger, aggressive resemblance of, 

 313. 



TIME AND SPACE RELATION- 

 SHIPS OF MIMICRY, &c., VIII. 

 247-50. 



Times, 78. 



Tirumala (Melinda) morgeni, 337. 



Tissues, animal, derived from cells, 



121. 



Tithorea, resemblance of Heli- 

 conius to, 235. 



tityus,Haemorrhagia, loss of scales 

 by, 365- 



Tobacco, Kolreuter on varieties of, 

 78. 



Tongue, worm-like lures of Macro- 

 clemmys beneath, 378. 



Toro, W. Uganda, overlapping of 

 eastern Danaine (Amauris] and 

 western Acraeine (Planemd) models 

 in, 338. 



Toronto meeting of the British 

 Association (1897), 263. 



torquata^ Pratincola, chasing 

 Taritcus plinius, 284. 



torquatinus, Papilio, W. C. Hewit- 

 son on, 57 n. i. 



torqitatiiS) Papilio, W. C. Hewit- 

 son on, 57 n. I. 



Tradition as an incentive to re- 

 search, xlii ; paper the material 

 basis of, 170-2. 



Training, results of, not hereditary, 

 136. 



Transfusion of blood and pan- 

 genesis, 125. 



TRANSITION FROM CRYPTIC TO 

 APOSEMATIC DEFENCE, X. 318-20. 



TRANSITION GEOGRAPHICAL 

 FROM APOSEMATIC TO CRYPTIC 

 DEFENCE, X. 320-1. 



Transition, importance to the 

 systematist of, 64: see also Con- 

 tinuity, xiv, xv ; the foundation of 

 diagnosis, 64 ; diagnosis and, 66 ; 

 as a test of varieties, 66, 67 ; sub- 

 jective element in, 66, 67 ; Huxley's 

 belief (1859) that species are uncon- 

 nected by, 195. 



Transitions seasonal, in modes of 

 protection, 320, 339-42. 



TRANSMISSION OF ACQUIRED 

 CHARACTERS, BEARING OF STUDY 

 OF INSECTS UPON, Essay V, 139-72. 



TRANSMISSION OF ACQUIRED 

 CHARACTERS (EXPERIENCE), BEAR- 

 ING OF INSECT MIMICRY AND 

 WARNING COLOURS UPON, V. 166-8. 



TRANSMISSION OF ACQUIRED 

 CHARACTERS IMPLIED BY THE 

 THEORY OF EXTERNAL CAUSES, 

 VIII. 267. 



Transmission of Acquired Char- 

 acters by heredity : see also Acquired 



