OF EECENT CEOCODILIANS. 



twice and a half the length of the width at the same part ; and in the old skull, fig. 1, 

 it is only a little more than twice the width of the face in length. 



Fig. 3. Skull of B. Indkus, half-grown. India, Sir John Boileau. 



■5^ ,_^ 1^ ' _ _^_ _ ,_ _ " 



Fig. 4. Skull of young, of natural size (C. trirjonoi,s, Crnj). 



As a good illustration of the difference in the appearance of the skulls of the individuals 

 of the species, I may give the measurement of two skulls of " Muggars " from India, of 

 the same size, in the British Museum Collection : — 



Broad variety. Narrow variety. 



inches. inches. 



Length of the skxill along the forehead 9| 9J 



Length of side of the skull lOJ lOJ 



Width of back of skuU 5J 54 



"Width in front of orbits 4^ 4 



Width over largest tooth 3| 3j 



Width at notch 2i 2 or Iff 



The broad-nose variety (fig. 3) was presented by Sir John Boileau, and the narrow one 



by Capt. Boys. 



x2 



