ANALYTICAL INDEX 



447 



mimic, 331 ; why considered the 

 model of H. numata, 331-3 ; far more 

 abundant than H. numata, 332 ; 

 abundance of, over Heliconius not 

 necessarily due to greater unpalata- 

 bility, 332. 



Mobius on Mauritian crabs carry- 

 ing sea-anemones, 357 ; and Mauri- 

 tian hermit-crab living in an Ascidian 

 case, 357. 



Model Outranged by Mimic, 

 X. 349, 35°- 



Model and Mimic, both Sexes 

 of both Alike, X. 371. 



Model, Sexes of Different, 

 and Respectively Resembled by 

 Mimicking Species, X. 371. 



Model, Mimicry of General 

 Appearance of Group rather 

 than of Single, X. 376. 



Models, Mimicry of Cryptic, 

 X. 369. 370. 



Models, Male and Female 

 Mimicking Different, X. 372. 



Models, two or more Mimick- 

 ed by Female, X. 373: see also 



374-5- 



Models or model (see also Mimi- 

 cry) : resemblance between, 211- 

 15 ; examples of, far more abundant 

 than their mimics, 332, 333 ; sta- 

 bility of, influenced by mimics, 336 ; 

 advance of, in direction of mimic, 

 344 ; range of, exceeded by mimic, 

 349; in one locality mimic, in another, 

 217, 381-2; one species mimicking 

 two or more, 354-6 ; tail of mimic 

 resembling head of, 254, 368 ; Miil- 

 lerian resemblance no less than Bates- 

 ian implies mimic and, 360 ; mimics 

 may retain a picture of former con- 

 dition of, 364, 365 n. 1 ; advantages 

 of mimicking two or more, 354-6, 372. 



Modern Views on Evolution 

 anticipated by J. C. Prichard, 

 Essay VI, 173-92. 



Modification, Diagnosis tra- 

 versed by Individual, II. 73-5. 



Modification, individual (see also 

 Acquired Characters), definition of, 

 73 n. 1, 142- 



Mogok, Upper Burma, 291 n. 1. 



Moisture, see External Causes ; 

 Pierinae influenced in pupal or 

 larval state by heat and, 311, 312; 

 in food as suggested cause of wet 

 season broods, 341. 



Molerlike forms in three Mammal- 

 ian Orders, 312, 359. 



molitor, Pachyprora,c\\a.smg Taru- 

 cus plinius, 283. 



Mollusca, in classification, 25 ; 

 common ancestry with other Phyla, 

 27 ; evolution in geological time more 

 marked than in lower Phyla, 28 ; in 

 early Palaeozoic, 30 ; insufficient 

 record of, in the stratified rocks, 42 ; 

 evolution of, 41, 42; Silurian and 

 Cambrian, 41,42 ; environment and, 

 106 ; procryptic resemblance to coral 

 of, 359- 



Monkeys, brain of compared with 

 man's, 108 ; terrified by snake-like 

 caterpillar, 367 n. 2. 



Monochrome, conspicuousness of, 

 321. 



Monsters formed by experiments 

 on frog's eggs, 129 ; valueless for the 

 study of evolution, xxxix, xl. 



Monstrosities, development of, 135, 

 136; hereditary, 135, 136; predeter- 

 mined in ovum, 135, 137. 



Moore, Frederick, on Oriental 

 Miillerian mimicry, 223. 



Moore, Rev. Aubrey L., on ancient 

 writers on evolution, 54-6. 



Moral Reflections at the 

 Natural History Museum, I, 

 F.A., 213. 



morania, Papilio, resemblance to 

 Acraea satis, 52 n. 1. 



More Letters of Charles Dar- 

 win, F. Darwin and A. C. Seward, 

 48, 56 n. 4, 63, 67, 68, 74, 76, 78, 79, 

 80, 82, 83 n. 2, 84, 86, 89, 174 n. 2. 



Morfill, Professor W. R., transla- 

 tion of Portschinski by, 254. 



Morgan, Professor C. Lloyd, on 

 'Natural Elimination', 105 ; definition 

 of acquired characters by, 142, 143; 

 on instinct, 154; on education of birds, 

 167 ; observations on young birds by, 

 212,268; on trend of human evolu- 

 tion, 170, 171. 



Morgan, Professor T. H.,on Roux's 

 experiments, 128-30. 



morgeni, Tirumala (Melinda), & 

 mimic of W. African Amauris, 337. 



Morphinae {Amathusiinae), ' eye- 

 spot' in the mimicked genus, Tenaris, 

 326 ; as models of the Eastern Elym- 

 niinae, 353. 



Moseley, Professor H. N., on Pen- 

 patus, 33. 



