Mr. A. D. Bartlett on the Japanese Masked Pig. 501 



G. 7iesiotis. G. chloropus. 



Length of sternum and coracoids 2'45 2'90 



Distance between outer ends of coracoids. . 1"35 1*15 



Depth of keel 0-35 O'ao 



Length of keel along the base 1*50 1*85 



Length of keel along the crest 1'35 1*95 



I may remark that the only other known land-birds of Tristan 

 d'Acunha are the singular Thrush described by Mr. Gould (P. Z. S. 

 1855, p 65) as Nesocichla eremita and a Bunting referred by Capt. 

 Carmichael to Emberiza {Sycalis 1) brasiUensis. The latter's Turdus 

 ffuianensis is doubtless intended for Nesocichla eremita. 



Remarks ox the Japanese Masked Pig. 

 By a. D. Bartlett. 



This remarkable animal differs so much from all the varieties of 

 domestic pigs, that I am inclined to believe its origin must have 

 been from some species distinct from our common stock. 



The singular form of tlie head and face (see woodcut), together 

 with the enormous development of skin, and the regular arrange- 

 ment of the wrinkles, the large and pendulous ears, the drooping 

 muzzle, together with its intelligent eye, give this animal a dog-like 



