AVES THINOCORYTHID^. 



247 



FIG. 141. 



Head : Crown deep umber brown, each feather broadly margined with 

 sandy rufous. A broad frontal band of grey. 

 The feathers above the eyes and auricular re- 

 gions have narrow dark shaft-streaks with 

 sandy buff margins. The blue grey of the 

 throat reaches up to the lower part of the face 

 and cheeks. 



Neck : Blue grey, above and below, except 

 on the chin which is white in a denned area 



, .. , , . . ,. ^, , . ,. Thmocorys orbigmanus. Nat- 



separated from the blue of the throat by a line ural sjze P u O C 7779 

 of black and reaching up to the lower part of Adult female. 

 the cheeks. 



Back : As described, in general color ; the upper tail coverts more 

 sandy rufous in appearance. 



Tail : Rectrices deep umber brown, with sandy white tips and a few 

 decorations of sandy rufous in bars and blotches. 



Wings : Much like the back in general ; the upper wing 

 coverts more broadly margined with sandy buff, and profusely 

 decorated with rufous. Bastard wing, primary coverts and 

 quills deep grey brown with narrow greyish margins to the 

 outer webs extending around the extremity of each feather 

 for a short distance on the inner web. This becomes more 

 apparent on the inner secondaries which have concealed white 

 bases, denned by a narrow blackish line. 



Lower parts : The chin white, the throat and neck blue grey, 

 extending down on the chest, across which is a narrow inter- 

 Leg and foot, rupted line of blackish. The sides of the upper breast are 

 one half natu- sandy buff, mottled with deep umber brown. An area of 

 rai size. P. u. ( j ar j c k rown feathers on the flanks. The under wing coverts 

 Adult female! deep l ac kish brown, tipped with whitish, and the axillaries 

 blackish. The remainder of the under surface, under chest, 

 breast and abdomen white, shaded with cream color on the breast and 

 under tail coverts. 



"Iris brown" ; "bill horn color" ; "feet yellow." (Sclater in P. Z. S., 

 1886, p. 403.) 



The adult female differs from the male in color. Crown, nape and 

 upper hind neck are like the back. White prevails on the sides of the 



Thinocorys 



