02 
the females of the Japanese race appear to differ from females 
In addition to having longer tails, 
underparts, especially those of the breast, 
of the typical form in having more of the feathers of the 
squamated. 
N.B.—The difference between these two races is really very slight, and intermediate specimens 
are not wanting. Such are three male birds in the British Museum from China (Gou/d Coll.), Amoy 
(Swinhoe), and Mooleyit (Limborg : Tweeddale Coll.), which, though referred to G. sibirica, approach 
С. davisoni in the extent of slaty-grey colour on the underparts.—R. В. 5.1 
