436 



INDEX. 



with sensitive flames, 225 ; as to 

 sense organs in antenna, 228 

 Typhlojwne, absence of eyes in, 1 1 



ULTEA-RE D raj's, ants not sen- 

 sitive to, 206 

 Ultra-violet rays, sensitiveness of 



ants to, 201-220, 404 

 Urojjoda formicaria described, 392 



VARIETIES produc jd in beetles 

 frequenting nests of various 



ants, 77 

 Verrall, G. H., Esq., description of 



a new genus of PlwridcB, 2C, 394 

 Vesjja germanica, experiment 



with, as to communication, 377 

 — vulgaris, experiment as to 



colour with, 816 

 Vibrations producing sensations 



of sound and colour, 225 

 Violet light, avoidance of, by ants, 



189 

 Violets, colours of, 309 ; seeds of, 



carried into nests by Lasivs, 26, 



59 

 Viscidity of plants, a defence 



against insects, 55, 56 

 Vision among ants, 182 ; of the 



ocelli, 183 ; of compound eyes, 



184; limits of, 199, 206, 219 



WALKER, Mr., honey ant sent 

 from Australia bj', 49 



Wasps, occasional fertility of 

 workers among, 36 ; sense of 

 hearing among, 221,418; experi- 

 ments with, 311, 377; more 

 clever than bees in finding their 

 way, 313; their courage, 314; 

 account of a tame one, 315 ; 

 their colour sense, 316; their 

 industry, 383 ; special senses of, 

 418; their sense of direction, 

 419 



Wassman, Dr., on ant-guests, 399 



Water, ants' visits prevented by, 

 52 



Wesmael, M., describes Myrmeco- 

 cysttts, 48 



Westwood, Mr., on the production 

 of neuters, 22 ; on the sound 

 produced of Mntilla, 229 



Wings of ants, atrophy of, among 

 the workers, 12 ; pulled oii after 

 flight by the queen ants, 12, 

 19 



Winter, aphis eggs tended by ants 

 through the, 70 



Workers among ants always wing- 

 less, 12 ; varieties of form, 

 among, 19-22 ; occasional fer- 

 tility of, 85 ; longevity of, 87, 

 88 



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