INDEX 



545 



Woodchucks, 388. 

 Woodcock, 351. 

 Wood hare, 391. 

 Wood lice, C62, 103, 451. 

 I mouse, 389. 



Woodpeckers, 348. 



Wood rabbit, 392. 



Wood rats, 389. 



Wood tick, 185. 



Woolly aphids, 208. 



Woolly hairs, 356. 



Woolly louse, 208. 



Woolly rhinoceros, 440. 



Workers, among ants, 222; among bees, 



225, 226 ; among termites, 200, 201. 

 Worms, 456. 

 Wotton, 497. 

 Wrens, 355. 



Wrigglers, same as mosquito larvae, 216. 

 Wrist bones, ot Mammalia, 377. 



Xantharpyia collar is, 396. 

 Xiphoid process, of fowl, 331. 

 Xiphosura, 173, 424. 



Yellow cells, of Rad'olaria, 30. 

 Yellow fever, transmission of, 216. 

 Yellow-spotted salamander, 303. 

 Yolk glands, of Turbellaria, 108. 

 Yuttgia aurantiaca, 107. 



Zacharias fanssen, 498. 



Zebra, 378, 379, 453. 



Zebra wolf, 367. 



Zeuglodon, 433. 



Zoantharia, 77. 



Zoea, 172. 



Zona pellucida, 52. 



Zoogeographical regions, 452. 



Zoological stations, 511. 



Zoology, 7, 514. 



Zoology, definition of, 3, 512. 



