GALL1 



:>97 



peculiar in form, but has a pair of intrinsic muscles, which 

 reach the first bronchial semi-ring ; in this point the syrinx 

 is more primitive than that of other Galli. 



FIG. 148. SYRINX OF Abiirria carnii FIG. 149. SYRINX OF SAME. BACK 

 culata. FRONT VIEW. (AFTER GARROD.) VIEW. (AFTER GARROD.) 



The skull in gallinaceous birds is in many respects 

 remarkably .duck-like. 1 The basipterygoid processes a little, 



FIG. 150. SYBINX OF Mcgaceplialon malm. A. FRONT VIEW. 

 B. BACK VIEW. (AFTER GARROD.) 



but not much, more pronounced in the Megapodes are oval 

 sessile structures, with which again, as in the ducks, the ptery- 



1 As pointed out by PARKER. 



