529 



Wilson (J. T.) and Hill (J. P.) Primitive Knot aud Early Gastrulation Cavity 

 co-existing with Independent Primitive Streak in Ormthorhynckus, 314. 



Wright (A. E.) On the Measurement of the Bactericidal Power of Small Samples 

 of Blood under Aerobic and Anaerobic Conditions, and on the Comparative 

 Bactericidal Effect of Human Blood drawn off and tested under these 

 Contrasted Conditions, 54. . 



Wright (Thos.) Harmonic Tidal Constants L'or Certain Australian and Chinese 

 Ports, 91. 



Xenon in air. amount of (Ramsay), 421. 

 Zeuglodon^ cranial cast of (Smith), 322. 



END OB THIS SEVENTY-EIRSi YOLUML. 



Harbison and Sons, Printers in Ordinary to His Majesty, St. Martin's Lane. 



