Vll 



Page 



16. A List of the Snakes of the Belgian and Portuguese 



Cono-o, Northern Rhodesia, and Angola. By G. A. 

 Boulenger, F.R.S., F.Z.S. (Text-figures 1 &'2.) ... 193 



1 7. The Artificial Formation from Paraffin Wax of Struc- 



tures resembling Molluscan Shells. By J. T. 

 Cunningham, M. A., F.Z.S. (Text-figures 1-5.) 225 



18. The True Coracoid. By the late R. Lydekker, F.R.S., 



F.Z.S. (Text-figures 1 & 2.) 235 



19. A Note on the TJrostyle (Os coccygeum) of the Anurous 



Amphibia. By Geo. E. Nicholls, D.Sc, F.L.S., late 

 Professor of Biolog , Agra College, Agra, India. 

 (Text-figure 1.) 239 



20. On Two New Tree-Frogs from Sierra Leone, recently 



living in the Society's Gardens. By Edward G. 

 Boulenger, F.Z.S. , Curator of Reptiles v 243 



21. On Two New Species of Polyplax (Anoplura) from 



Egypt. By Bruce F. Cummings, British Museum 

 (Natural History). (Text-figures 1-16.) 245 



22. Some Notes on the Niata Breed of Cattle (Bos taurus). 



By Ernest Gibson, F.Z.S. (Text-figures 1 & 2.) 273 



23. White Collar Mendelising in Hybrid Pheasants. By 



Rose Haig Thomas, F.L.S., F.Z.S. (Text-figure 1.). 279 



t 

 Alphabetical List of Contributors ix 



Index „ xv 



