508 



IX I) EX 



VaranifUe, 35S. 



"\'arial.ilitv of Hrlix, 2U. 



"\'taierida\ 2:in, XVl. 



"\'i'litral, -. 



Venus, 1^3-. 



Vertebrates, 302 ; ancestry of, 2S9, 



296. 

 Vesalius, 461. 

 \^espa, -51. 



Vesper-sparrow, 407. 

 Vespidie, 51. 

 Viceroy, 37, 40. 

 Vinegar eel, 191. 

 Vireos, 409. 

 Vol vox, 2S6. 

 \'on Bacr's law, 457. 

 ^"orticl'lla, 2S.S. 

 Vultures, 396. 



W 



"\'\'aders, 393. 



Walkiii^-sti<-k, IS. 



Walrus, 446. 



^^'ampum, 234. 



Wandering spiders. 109. 



AVarbler, 410. 



Wasps, 51. 



Water-boatman, 22. 



Water-flea, 157. 



Water-lizard, 35S. 



Water scavenger-beetle, 65. 



Water-scorpion, 22. 



AVater snake, 365. 



Water-striders, 22. 



Water-vascular s\'stem in echino- 



derms, 240. 

 Waste products, 7. 

 Waxwings, 409. 

 Weasels, 446. 

 Weevils, 62, 71. 

 AMiales. 442. 443. 

 AMiippoorwill, 402. 

 Whirligig bci.'tles, 65. 



Wliite ant, 2(5. 



Whitefisli, 310. 



White-tliroated siJarrow, 407. 



Wigglers, So. 



Wing, Ijutterflj-, 33. 



Wing-cells, 5. 



Wing-veins, 5. 



Wingless birils, 391 : cockroaches, 



17. 

 Wirewornis. 70. 

 Wolf, 446. 

 AA'olff, 46S. 

 Wolf spiders, 109. 

 Woodcock, 394. 

 Wood-feeders, 42. 

 AA^ood-liee, 145. 

 Woodpeckers, 400. 

 Wood-warbler, 410. 

 Wool-beetle, 6S. 

 Worker bee, 50. 

 Worm, earth. 169-172 ; parasitic, 



190-195; ringed, 161; sand, 1S5 ; 



scaled, 1S7 ; stomach, 191; tape, 



195. 

 Wren, 410. 



X 



X>'lotropids, 42. 



Yellow fc\'er. 2S1. 

 Yellow warbler, 410. 

 Yoldia, 235. 



Z 



Zebra, 445. 



Zebra swallow-tail, 34. 



Zooids, 271, 279. 291. 



Zoological expeditions, 471 ; gardens, 



465. 

 Zoology, 45S ; foundation of, anati^ni- 



ical, 463 ; morphological, 4f)3 , 



histor\" of science of, 45S ; j"ihilo- 



sophii'al, 466_ 

 Z\'godact\4a, 2* 1. 



