CHERRIE : ORNITHOIvOGY OF THE ORINOCO REGION. 275 



b' . Back without pale markings. 



c. Under parts bright chestnut (ad. d'.chin. upper throat, lores, fore- 

 head and frontal crest white; immature with whole head and throat 

 black with faint brownish wash) Pilhys albifrons. 



c'. Middle of breast ochraceous buff, sides and flanks Dresden brown 



(chin,upperthroat. and malar region rufous) Anoplops rufigula palidns. 



Cymbilaimus lineatus lineatus (Leach). 

 Loniits lineatus Leach, Zool. Misc. L 1815. p. 20. PI. 6. 



Cymbilanhis lineatus Berlepsch & Hartert, p. 68 (La Pricion, Nicare, 



Suapure, Caura River, Venezuela). 



Not observed by the writer on the Orinoco proper, but collected at 

 various points on the Caura River by Klages and by Andre. 



The American Museum collection contains specimens from Sua- 

 pure and La Union on the Caura River. Collected by Klages. 



Taraba major albicrissa (Ridgway). 

 Thamnophilus albicrissiis Ridgw., Proc. U. S. N. M. XIV. 1891. p. 481. 

 Thamnophilus major alhicrissus Berlepsch & Hartert, p. 68. 



Not common, but observed all along the river from Las Barran- 

 cas in the delta region, below Ciudad Bolivar to the upper river. 



Eye madder-brown; bill blackish, slate at base of mandible; feet 

 plumbeous. 



Thamnophilus eunueatus (Lesson). 

 Lanius lumdatus Less., Traite d'Orn. p. 375. PI. 45. fig. 2. 

 Thamnophilus luuulatus Berlepsch & Hartert, p. 68. 



Recorded by Berlepsch and Hartert from Suapure on the Caura 

 River. 



Thamnophilus polionotus Pelzeln. 

 Thamnophilus polionotus Pelz., Zur. Orn. Bras. H. 1868. p. 147. 

 Thamnophilus sp. inc. Berlepsch & Hartert, p. 69 (La Pricion and Nicare, 

 Caura River, Venez.). 



Thamnophilus polionotus Hellmayr. Novit.Zool. XHL 1906. pp. 338-339 



(La Pricion and Nicare, Caura River, Venez.). 



Not observed on the Orinoco but recorded from its tributary, the 

 Caura, from La Pricion and from Nicare. 



Mr. Hellmayr (/. c.) gives a good account of this species com- 

 pared with allied forms. 



