334 MR. FORBKS ON THE TRACHEA OF SBLEXJCIDES. [Mar. 21, 



I may take this opportunity of remarking that the various pub- 

 lished figures of Seleucides nigra do not give a very accurate idea of 

 the bird, as they fail to represent the peculiar way in which the leg- 

 feathering ceases altogether some way above the '• knee," leaving 



Lower portion of trachea of Seleucides nigra ,5, from before. Twice the 



natural size. 



4, 5, 6, 7, 8, 9, 10, 11. Fourth, fifth, &c. (from bottom) tracheal rings, 

 peculiarly modified. III. Third bronchial semiring, s.t, sterno-trachealis 

 muscle, cut short. 



the large and muscular legs bare for about an inch or so above that 

 joint. 



The eyes are brilliant red; the legs, including the bare skin above 

 the " knees," pale red, the claws greyish. Tiie mucous membrane 

 of the mouth and superior surface of the tongue is bright emerald- 



