376 MNIOTIXTID-S:. 



Sclater Collection. 

 Salvin-Godman Coll. 

 Salviu-Godinan Coll. 



Salvin-Godman Coll. 



Salvin-Godman Coll. 



Salvin-Godman Coll. 

 Salvin-Godman Coll. 



Gould Collection. 



17. BASILEUTERUS. 



Type- 



Basilenterus, Cab. in Schotnh. Heis. Gtiiaii. ii. p. 666 



(1848) B. vei-mivorus. 



Myiothlypis, Cab. Mus. Hein. i. p. 17 (1850) B. nigricristatus. 



Idiotes, Baird, Review Amer. B. p. 247 (1865) .... B. rufifrons. 



Bill of Basileutcnis vermivorus. 



Eonge. Central America, and the whole of South America except- 

 ing Chili and Patagonia. 



Key to the Species. 

 a. Head of the same colour as the back. 



a'. I>ower mandible black ; upper edge of 

 ear-coverts duskv blackish, darker than 



the head .' Inteoviridis, p. 379. 



b'. Lower mandible dark horn-brown ; upper 



edge of ear-coverts olive like the head . . Jlaveolm, p. 380. 

 h. Head particoloured and contrasting with the 

 back. 

 c'. Tail uniform throughout, without any- 

 fawn-coloured or white basal half. 

 a". Centre of crown black; a broad yellow 

 eyebrow. 

 a'". "With a long glossy black crest, end- 

 ing in a point on the nape ; no black 



streak on the ear-coverts nigricristatus, p. 380. 



b'". Black ending on the centre of the 

 crown ; occiput and nape dark olive, 

 a little deeper in shade than the 

 back : a black streak along the upper 



edge of the ear-coverts euoj^hri/s, p. 382. 



b". Centre of crown with a more or less 

 distinct mesial band (yellow, rufous, 

 or ashy), bordered on each side by a 

 broad band of black or dusky, joining 

 on the forehead ; eyebrow not white. 



