BOTTLE-NOSED DOLPHIN. 



469 



truncated, but in the young conical and pointed. The 

 skeleton has forty-one vertebrse and thirteen pairs of 

 ribs ; in the skull the intermaxillaries are convex above, 

 so as to form two well-marked ribs on the upper part of 

 the rostrum. 



The adult animal attains a length of from eight to 

 twelve feet. 



