480 NORTHERN ZOOLOGY. 



Form. — Bill short, convex, conical, both mandibles notched at the tip ; the upper one 

 grooved. Commissure curved towards the tip. Nostrils basal, semicircular. Wimjs shorter 

 than the tail ; first and second quills sub-equal. Outer and middle toes equal in length. 









Dimensions. 











ngth, total 

 ,, of tail 

 ,, of wing 



Inch. 

 9 

 1 

 5 



Li a. 

 C 

 9 

 



Length of bill above 

 ,, of bill to rictus 

 „ of tarsus . 



Inch. 





 . 







Lin. 



C 

 11 



9 



Inch. 

 Length of middle and outer 



toes ... 

 ,, of nails . . 



Lin 



11 



3 



-R. 



