INDEX 



739 



Watson, 231, 231 

 Wax glands, 180 

 Weasels, 28 

 Web, 29 



Whale(s), 28, 32, 43, 55, 190 

 Whalebone, 29, 55 

 Wharton's duct, 301 

 White corpuscles, 159 



man, 178 



matter, 516 



rami, 539 

 Wiedersheim, 237, 413 

 Wierstratz, 352 

 Wilder, viii, 240, 608 

 Windpipe, 341 

 Wing, 26, 29 

 Wirsung's duct, 326, 327 

 Wirsung's duct(s), 99, 326, 327 

 Wolffian ducts, 97, 98, loi, 102, 404, 411, 



432, 432 



folds, 236 

 Woodger, xii 

 Woodruff, 352 

 Worm, 9, 30 



capitellid worms, 633 

 Wrist, 249 



Xenarthra, 27, 31 

 Xiphisternum, 214 



Xiphoid (ensiform) process, 214 

 Xiphosura (merostomata), 15 



YeUow pigment, 178 



spot (macula lutea), 586 

 Yolk, 38, 40, 51-57, 59. 60, 61, 62, 70, 

 79, 80, 85, 88, 108, no 



-cells, 67, 68 



mass, 54, 62, 63, 80 



plug, 68 



-sac, 22, 53, 54, 112, 382, 411 

 placenta, 27, 411 

 Young & Robinson, 376 



Zebra, 28 



Ziegler, H. E., 625, 629, 638 

 Zona pellucida, 41, 42 

 Zonary placenta, 1 20 

 Zone ependymal, 550 



mantle, 550 



marginal, 550 

 Zygapophysis, 204 

 Zygomatic bone, 225, 227, 232 

 Zygomaticus m., 274 

 Zymogen granules, 310, 311, 326 

 Zymogenic cells, 313 



