30t) i,ANiir^. 



and rounded. Tail narrow, and of about the same length as the 

 wings. (Sah'in.) Length of winp; 2-2-5 inches. 



Head of Hi/lqphilus luteifrons. 



Range. About 20 species, closclj- allied to each other in structure 

 and coloration, inhabiting Central and South America. 



Key to the Sjpecies. 



a. Colour of crown grey, terminating abruptly ; 

 back olive. 

 a' . Breast yellow. 



a". Forehead olive thoracieiis, p. 307. 



h". Forehead grey pectoralis, p. 307. 



h'. Breast white demrtatvs, p. 307. 



c'. Breast rufescent muscicapinus, p. 308. 



h. Crown rich rufous, terminating abruptly ; back 

 olive. 

 d' . Loral and ocular region whitish; breast 



dull olive-yellow pcRcilotis, p. 308. 



e' . Lores rufous like the crown; breast duU 



creamy amaurocephalas, p. 308. 



c. Crown rufous, grey, brown, or ochraceous, 

 giadually passing into the colour of the 

 back. 

 /'. Crowu and hind neck rich rufous. 



c". Back olive semihrunneus, p. 309. 



d" . Back olive-brown fuscicapillus, p. 309. 



g' . Crown ashy grey ; hind neck fuscous grey Jlmiventris, p. 309. 

 h'. Crown brown. 



e". Forehead orange ; underparts yellowish mirantiifrons, '^. -ilO. 

 f". Forehead uniform with crown ; under- 

 parts dull white brunneicejis, p. 310. 



/'. Crown rufous-ochraceous ; mantle rufous- 

 brown ochraceiceps, p. 310. 



d. Crown coloured imiformly with back ; fore- 



head rufous or yellow. 

 k '. Forehead with a narrow red frontal band ; 



underparts ochraceous ruhrifrons, p. 311. 



/'. Whole forehead rich rusty rufous ; under- 

 parts dingy grey femigineifrons, p. 311. 



m' . Forehead yellowish ; crown fuscous olive; 



breast tinged with fuscous luteifrons, p. 311. 



g". L'nderparts olive-yellow olivaceus, p. 313. 



e. Whole of plumage olive. 

 n'. Feet ashy grey ; underparts whitish grey . semicinereus, p. 312. 4: 

 o' . Feet yellow. f 



h". Underparts pale ochraceous Jlavipes, p. 312. i 



i". Underparts yellow viridijlavus, p. 312. j 



