.568 



THE AMERICAN NATURALIST 



|3^oL. XL 



No. and Sex id l& 2d' 

 From eye to end of snout 

 From eye to ear opening 

 From anus to center of margin of tail 

 From genital opening to center of margin of tail 

 From navel to center of margin of tail 



Widtli of snout 



HciglU of SMUUI 



Palntnl piorcss (Liva-Uli: height) 



From these measurements it is seen that the smallest specimen 

 was a female, 245 cm. in length. The male animals obtained, 

 measured from 280 to 315 cm. in length, and of these tlie two 

 measuring 311 and 315 cm. respectively, were the largest of 25 

 dugongs captm-ed. The published records of the size of these 

 animals show some variation. Turner and Finsch have already 

 pointed out that the older authors were wrong in placing the aver- 

 age length of the dugong much too high (e. g., Brown, 20 feet), 

 and indeed all the measurements examined show (c/. Raffles, Owen, 



4? 5d 6c? 7d 



