408 



INDEX OF SUBJECTS 



221; rational, has spiritual soul 

 for source and subject, 233; ra- 

 tional, superorganic, 231 



Walrus, 296 



Wasp, predatory, 247, 263 



Weddas, cranial capacity of, 315 



Weight, 315 



Whale, 35, 46, 60, 279; flipper of, 

 35, 60, 279 



White Leghorns, 19 



Wild Kirchli, industry of, 331 



Will, 221, 232, 235; insatiable, 232; 

 of man, free, 232; self-determin- 

 ing or reflexive, 232; superior to 

 sensual appetite, 235 



Wing venation, 49 note, 49 



Wisconsin, Cambrian sediments of, 

 105 



Wolffian duct, 281, 282 



Woods Hole, 23, 42, 47 



World War, 359 



Worm, 249 



Wormwood, 248, 255; common, 



255 

 Wiirtzburg, School of, 219 



X-rays, 144, 317 



Yoldia Sea, 289 

 Yolk-sac, 276 



Zamia, 118 



Zebra, 81 



Zones, stratigraphic, 96, 103, 106; 



zoogeographical, 99 

 Zoologists, 66, 77 

 Zoology, 35, 37, 55, 126, 304 

 Zoopsychologists, 240 

 Zygote, 25, 136, 156-158 



