trtfTl*^^ 



In Ten Vohcnies. Fully Illustrated. Medium Zvo. Gilt Tops. 



1 7s. net each. 



THE 



Cambridge Natural History^^ 



EDITED BY 



S. F. HARMER, Sc.D., F.R.S. 



Fellow of King's College, Cambridge ; formerly Superintendent of the University 



Museum of Zoology ; Keeper of the Department of Zoology 



in the British Museum (Natural History) 



A. E. SHIPLEY, M.A., Hon. Sc.D. Princeton, F.R.S. 



Fellow and Tutor of Christ's College, Cambridge ; Reader in Zoology in 

 the University 



Fig. 129. — Dorsal view of J/a/w/fi /'(?«/5«V, x i. (From an original drawing 

 prepared for Professor Weldon.) 



LONDON: MACMILLAN AND CO., LIMITED 



