16. SYRNIUM. 245 



«'". Chest with regular longitudinal streaks of 

 black or dark brown, and having no com- 

 plete cross bands, sometimes a few mot- 

 tlings on each side of the longitudinal 

 streaks being present. 

 a'. Head and neck streaked down the centre 

 of the feathers, all of them laterally 

 barred with dark brown. 

 a\ Size small : wing 12-1-14"6 inches; 

 facial disk gri'ey or rufous, but with 

 streaks of buff or a few dusky bai's. 

 tf. Rump and upper tail-coverts fulvous 

 or greyish white, strongly vermicu- 

 lated wdth brown cross lines. 

 a'. General appearance of upper sur- 

 face streaked, the cross vermicu- 

 lations very insignificant ; centre 

 tail-feathers grey or rufous, with 

 a few brown mottlings ; no bars 

 excepting the indications of a few 



narrow ones at the tip ahico, p. 247. 



v. General appearance of upper sur- 

 face mottled, the central streaks 

 very irregular and obscured in the 

 lateral barrings and verraicula- 

 tions of the feathers ; central tail- 

 feathers dark brown, with five or 

 six broad but irregular bars of 



fulvous nivicohim, p. 250. 



6''. Upper tail-coverts and base of tail 

 uniform brown ; wing of male bird 



14'G inches davidi, p. 251. 



6'. Size large : wingl8'6-19inche3; facial 



disk gTey, with very regular bars of , ^^^^ 252. 



dusky brown < , . ' r 



•^ j lapponicum, p. 2o4. 



h^. Head and neck distinctly streaked down 



the centres of the feathers, these streaks , , ^-r- 



beiuo- perfect and having no lateral bars < /• ' "' ~'o-o 



° ^ ° Ifuscescens, p. 2o6. 



b'". Chest with regular broad cross bands. 

 c*. Toes feathered ; bands on tail six, includ- 

 ing the terminal one; general colour light 



brown, with white cross bands nebulosum, p. 257. 



f?'. Toes bare ; bands on tail five, the terminal 

 one included ; general colour rufous 



brown, with fulvous cross bands fukescens, p. 258. 



h". Belly regidarly barred, with no distinct me- 

 sial streaks, 

 c'". Bill yellow; dark bars on breast broad, 

 and quite equal to intervening inter- 

 space, 

 c'. Legs white, with a few dusky brown 

 bars ; spots on wing-coverts whitish ; 

 face dull greyish white, with a few 

 obsolete brown cross markings and shaft- 

 streaks of white occideittaie, p. 260. 



/'*. Legs uniform yellowish buff; spots on 



