THE BIHDS OF MONGOLIA ETC. 



299 



most likely passes only the winter, solitary, in pairs, or even in flocks of 

 from twenty to fifty. A male obtained by us is very light in colour, and not 

 in accordance with Gould's description*. The Tibet birds differ from those 

 obtained in the Caucasus. 



In Northern Tibet we saw this species several times in winter ; it might 

 be, perhaps, a resident in that country. We did not observe any north of 

 Tsaidam. 



156. Carpodacus rubtcilloides, n. sp. (Plate LIV. iv.) 



C. rubicill(B similis^ sed minor ; rostro conico ; colore roseo intensiore ; striis argenteis capitis et 

 pectoris angustioribus ; dorso obscure griseo^ rosaceo tincto brunneoque striato. 



Measurements : — 



C. rubicilloides, C. rubiciUa (Tsaidam). 





d. 





$• 





c?. 





in. 



in. 



in. 1 



m. 



in. 



Length . . 



8 to 



8-3 



7 to 



7-6 



8 '5 (from skin) 



Width . . 



12 to 12-3 



10 to 12 



? 



Wing . . . 



4-07 to 



4-2 



3-77 





4-65 



Tail . . . 



3-4 to 



35 



314 





3-72 



Culmen . . 



0-52 to 



0-57 



0-55 





0-61 



Gape . . . 



062 to 



0-66 



0-66 





0-61 



Tarsus . . 



0-92 





0-87 





0-87 



Middle toe . 



0-7 





0-6 





0-6 



Hind toe . . 



0-32 





0-31 





0-31 



Quills : 2=3, 1=4 ; in summer the 3rd is the longest, 2=4 >1, and some 

 specimens have even the 2nd quill the longest. Bill comparatively larger 

 and more conical than in C ruhicilla ; upper mandible dark horn-colour, lower 

 mandible yellow. Tarsus (which is longer than in C. rubiciUa) dark horn- 



■^ [^ Birds of Asia/ part iv.] 



2s 2 



