4/2 



ANALYTICAL LXDEX 



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. 



thclxiopt-, Hclitoniiis, varieties of, 

 69. 



Theories of Evolution, Essay 

 III, 95-119. 



Theories of Heredity, Essay 

 1\'. 120-38 : see also 142 n. i. 



Theories of Mimicry, Essay 

 \'III, 22070. 



Theory of Natural Selection 

 AND T. H. Huxley, Essay \'I I, 193- 

 219. 



Theory of the Origin of 

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



Theory, the Evolution, A. W'cis- 

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



Thisclton-Dycr, Sir W. T., on 

 mutations due to cultural conditions, 

 xxii ; on Deductive Biology, xlvii, 

 xlvii n. 1 ; on older writers on species, 

 56 ; on diagnosis of species, 66. 



Thompson, D'Arcy, on Laws of 

 Cirowth, 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. 



thy odd mas, Cyrcsh's, eaten by bee- 

 eater, 288. 



'riiyridia f)sidii^ 264, 265. 



t/tysa, J)c/e?iois, 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 {meri>p€), 337, 338, 374, 

 374 n. I, 375 : see also dcudioms. 



Tidal retardation, 7, 8. 



Tides, did not prevent tranquil 

 deposition in Silurian, 17. 



Tiger, aggressive resemblance of. 



Time and Space Relation- 

 ships OF Mimicry, &c., \'III. 

 247-50. 



Times, 78. 



Tirumala {Melindu) viorgeni, 337. 



Tissues, animal, derived from cells, 

 121. 



Tithorea, resemblance of lieli- 

 conius to, 235, 



t ityus J I acmo7rhagia , 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 {Am amis) and 

 western Acraeine {Plancma) models 



in, 33S. 



Toronto meeting of the British 

 Association (1897), 263. 



torquatay J'raiifico/a, chasing 

 Tarucus pliniits, 284. 



iorquatinus^ Papilio, W. C. Hewit- 

 son on, 57 n. i. 



tori] u at us, Papilio, \V. C. He wit- 

 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 Geouraphical 



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, Bearinc; of Study 

 OF Insects upon. Essay V, 139-72. 



Transmission of Acquired 

 Characters (Experience), pear- 

 iNG of Insect Mimicry and 

 \Varnin(; Colours upon, V. 166-8. 



Transmission of Acquired 

 Characters implied by the 

 Theory of External Causes, 

 Vlll. 267. 



Transmission of Acquired Char- 

 acters by heredity : see also Acquired 



