126 Mr. C. H. B. Grant on Birds collected in Argentina, 



c. S ad. Los Yuglascs, Ajo. Nov. 24, 1908. 



d,e.S^ ad. „ „ Jan. 19, 1909. 



f,ff.S^ad. „ „ April 20, 1909. 



Irides hazel ; bill dark brown, paler at base of lower 

 mandible ; legs and toes purple-brown. 



The November birds are much worn, and the pair taken on 

 the 27th have the wing-feathers and tail almost bleached 

 white. The January birds are moulting. 



The Common Miner was usually observed on the banks 

 in pairs, and breeds among the sand-hills, making a hole of 

 about two or three feet deep. In a cavity at the end the eggs 

 are laid on a bedding of dry rubbisli, the full clutcli being 

 tbree. There is a clutch of three in Miss Hunnacles' 

 collection, taken as late as December 23rd, 1909. 



107. FURNARIUS RUFUS. 



Furnarius rufus Scl. Cat. B. xv. p. 11 ; Arg. Orn. i. 

 p. 167. 



a. ^ ad. Los Ynglases, Ajo. Sept. 10, 1908. 



h,c,d,e,f. S ? ad. „ „ Oct. 2-12, 1908. 



<J,h,i. S ? yg. ad. „ „ Nov. 6-4, 1908. 



j,k,l. S ? ad.&yg. „ „ Dec. 2-7, 1908. 



m. c? ad. „ „ Jan. 25, 1909. 



n. ? young. „ „ Feb. 1, 1909. 



0. $ ad. Santa Rosa, Paraguay. Aug. 14, 1909. 



p, q. $ ad. Tayru, Paraguay. Aug. 6, 1909. 



r. ? ad. Porto Esperanqa, Brazil. Oct. 13, 1909. 



s. ? ad. Colonia Mihanovitch, N. Argentine. Nov. 5, 

 1909. 



/. S ad. Near Santa Elena, N. Argentine. Nov. 15, 1909. 



From September onwards the birds are shewing signs of 

 wear, and the January bird is moulting, the old feathers 

 being much faded, especially those of the tail. 



Young birds can be distinguished from the adults by their 

 more rufous dress, and before they wear off by the blackish 

 tips to the throat-feathers. 



Ad. Irides hazel ; bill brown, base of lower mandible 

 flesh-colour ; legs and toes sooty brown. 



