39 



[axatix.e. 



and on the sides at the apex. The Garganey comes nearer to the common teal than the rest of the 

 senus in external form, but in the form of the trachea differs from it. We have never observed a 

 skeleton in any collection except that of the Garganey, which we do not consider typical. 



Affinities. In the form of the bill and trachea this genus approaches that of Chauliodus, but 

 differs from it in the former not having the lamellae so much elongated, and in the trachea being 

 more enlarged above the inferior larynx. From the following genus it is very distinct in both 

 particulars, but agrees with it in general colouring. 



