28o BROOKLYN INSTITUTE MUSEUM. SCIENCE BUEEETIN 2. 6. 



No. 76025 American Museum Collection ( $ ? La Union, Caura Riv. 

 Venez. S. M. Klages leg.). 

 Thamnophiliis sp. f 



$ ? La Union, Caura River, Venez. 18 Oct. 1901. Leg. S. M. 

 Klages (No. 76025 Am. Mus. Nat. Hist. Coll.). 



Entire upper parts grey (almost slate). A concealed white spot 

 in centre of back. Outer webs of primaries dark russet or raw umber, 

 wing coverts narrowly tipped and edged with same color. General 

 color of under parts a pale cinnamon brownish or buff, much clearer 

 and paler on the throat and clearer brown (a wood brown) on the under 

 tail coverts, sides and flanks grey with brownish buff wash. Inner 

 edges of wing quills cinnamon, under wing coverts brighter, more ochra- 

 ceous. 



W. 77 T. 40 B. 18 T.s 20 

 Thamnophilns sp.f 



5 La Union, Caura River, Venez. 27 Sept. 1901. Leg. S. M. Klages 

 (76020 Am. Mus. Coll.). 



Above, crown and middle of back slate grey, large concealed white 

 patch in centre of back; wings black, outer webs of quills largely or 

 entirely uniform slate grey, primary coverts black with small white 

 terminal spots ; greater, median and lesser coverts also blackish with 

 white terminal spots. The outer webs of the greater coverts are largely 

 slate grey. Tail slate grey. Below .cinereous. Inner edges of some 

 of the wing quills faintly rufous. 

 W. 81 T. 46B. 20 Ts. 20. 



Dysithamnus ardesiacus saturninus (Pelzeln). 



Thamnophiliis saturninus Pelz., Orn. Bras. p. 147. 1869. (Borba). 

 Dysithamnus ardesiacus Scl. & Salv. P. Z. S. : 1867: p. 756 (Rio Napo) ; 



Berlepsch & Hartert, p. 71 (Munduapo, Nericagua, Orinoco River). 

 Dysithamnus ardesiacus saturninus Hellmayr, Verb. Zool.-bot. Ges. Wien. 



LIII. 1903. p. 216 (Caura River). 



Not seen by the writer along the Orinoco but recorded by Ber- 

 lepsch and Hartert from various points on the Caura River. 



In the American Museum collection are two specimens collected by 

 Klages at Suapure on the Caura River, and one collected by Andre at 

 Nicare. 



