596 



MR. F. E. BEDDARD ON THE 



[Dec. 3, 



truncated. These bones are also less spongy and altogether more 

 solid in Chunga. 



The number of vertebrae and their distribution appear to be 

 identical in the two types. 



The first rib, although still rudimentary, is much larger in Cariama, 



Fig. 1. 



Fi-. 2. 



Chunga hurmeisteri. Skull, under 

 surface. 



P, palatines ; b, supraorbital ridge. 



Cariama cristata. Skull, under 

 surface. 



Lettering as in fig. 1. 



and the 3rd to 5th and 6th ribs have strong hooked uncinate pro- 

 cesses ; the sternal rib of the 3rd rib (the first complete rib) is as 

 strong in proportion as are the following sternal portions. There is 

 no rudimentary rib behind the 7th (see fig. 4, p. 599). 



