414 BIRDS OF TENASSERIM. 



can only be" separated in the skins from female malabaricus by 

 one single point — the color of the tibial plumes — and, I think 

 it may be convenient to give a rough diagnostical key to the 

 females of the seven species of Osmotreron which, at present 

 are known to occur within our limits. 



Key to the females of British Indian species of " Osmotreron." 



rr„„^ „« Q ov „.„ ( ™i f Ashy collar on nape ; abdomen! , _ _ 



. Hfd green; central u ^ V* j L O. Uoincta. 



tail feathers slaty grey ;\ J J 



upper tail-coverts with a] No ashy collar on nape : abdo- ) o n 



brownish rufescent tinge. ^ men gree ^ er- r ' j &• O. vernans. 



Head green, with small f 

 ashy patch on posterior) 



portionof crown; central^ " 3. O pompadoura. 



tail feathers green. V. 



C Head greyish white ; wing ) 



I over 6-5. j 4>. O. chloroptera. 



Head clear pale bluish grey ; > _ „ -, < 



wing 6-0 to 6-25. / 5. O. phayrei. 



V;; ;; ; ; = ■' ' : (a. Tibial plumes 



feathers green. 



1 



| 6. Tibial plumes > ^ , . 77 . 



L bright yellow. J 7. O.fulmcolUs. 



white or faint- ( 

 Head slaty | ly tinged yel- ( 6. O. malabwrica. 

 grey ; wing un- •, low. 

 der 6-0. 



The male has the whole head and upper part of the neck all 

 round ruddy vinaceous ; most vinaceous on the crown, occiput 

 and nape, and shading to a purplish vinaceous on the back and 

 sides of the lower part of the neck ; the entire breast dingy pale 

 ochraceous yellow, or ochraceous orange, the bases of the fea- 

 thers, which are a sort of pale vinaceous salmon, showing through 

 more or less ; the middle of the abdomen greenish ashy ; the fea- 

 thers broadly fringed with yellowish green ; the sides of the 

 abdomen and sides of the body slaty grey ; inside of the wings 

 deep slaty grey ; flanks and feathers about the vent, white, tinged 

 and margined with yellow, and mingled with deep slaty green ; 

 tibial plumes intense bright yellow ; lower tail-coverts pale, 

 sometimes moderately deep cinnamon or brownish cinnamon ; 

 the feathers more or less tipped and margined with rufous 

 white and often centred, especially towards the bases, with dark 

 green ; the lower surface of the tail feathers black, moderately 

 broadly tipped with clear French grey, which color also occupies 

 a considerable portion of the outer webs of the outermost feather ; 

 upper back, upper portion of scapulars, lesser and all but the 

 tips and margins of the median coverts dull vinaceous maroon ; 

 tertiaries and their greater coverts, longer scapulars, lower back, 

 rump, and upper tail-coverts, central tail feathers, and more or 

 less of the outer webs of the next two or three pairs, dull green, 

 more olivaceous on the tail, more dingy and tinged with 

 slaty on the lower back ; primaries, secondaries, and their greater 

 coverts, slaty dusky, black on the outer webs of the primaries 



