Systematic Position of the Ruff. 



fill 



seems amply sufFicient for my immediate purpose. In tlu; 

 iolloAviiif^- lines, therefore, I propose to make a comparative 

 examination of the osteological features eharacteristic of 

 tlie two subfamilies, at the same time pointing out in what 

 particulars the lluif agrees or disagrees with either one 



Text-figure 10. 



Anterior portion of the skull from above showing the structure of 

 the premaxillfe in: — A. Ereuneten pusillus; B. Eroha alpinu; 

 C. Machetes pugnax; D. Tringa calidris ; E. Tringa nebularia. 



or the other. Owing to want of space this comparative 

 examination will be limited to the skull. 



(1) Premaxilla. — In the Eroliinse, in the properly mace- 

 rated skeleton, the distal end of the premaxillse is seen to be 



