448 



INDEX. 



TYP 



with sensitive flames, 225 ; as to 

 sense organs in antennas, 228 

 TypMoponc, absence of eyes in, 11 



ULTRA-RED rays, ants not sen- 

 sitive to, 206 

 Ultra-violet rays, sensitiveness of 



ants to, 201-220 

 Uroj}Oila formicana described, 429 



VARIETIES produced in beetles 

 fi-equenting nests of various 



ants, 77 

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



a new genus of Phoridce, 26, 431 

 Ve&pa germanica, experiment 



with, as to communication, 415 

 - — rulgaris, experiment as to 



colour with, 316 

 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 Ladiis, 26, 



59 

 Viscidity of plants, a defence 



against insects, 55, 56 

 Vision among ants, 182 ; of the 



WOR 



ocelli, 183 ; of compound eyes, 

 184; limits of, 199, 206, 219 



WALKER, Mr., honey ant sent 

 from Australia by, 48 



Wasps, occasional fertility of 

 workers among, 36 ; sense of 

 hearing among, 221 ; experi- 

 ments with, 311, 415; more 

 clever than bees in finding their 

 way, 313 ; their courage, 314 ; 

 account of a tame one, 315 ; 

 their colour sense, 316 ; their 

 industry, 421 



Water, ants' visits prevented by, 

 52 



Wesmael, M., describes Mi/rnieco- 

 ci/stus, 47 



Westwood, Mr., on the production 

 of neuters, 22 ; on the sound 

 produced of 3IuUUa, 229 



Wings of ants, atrophy of, among 

 the workers, 12 ; pulled off after 

 flight by the queen ants, 12, 19 



Winter, apliis eggs tended by ants 

 through the, 70 



Workers among ants always wing- 

 less, 12; varieties of form 

 among, 19-22 ; occasional fer- 

 tility of, 35 ; longevity of, 87, 88 



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