THE AUK: 



A Q^UARTERLY JOURNAL OF 



ORNITHOLOGY. 



VOL. I. April, 1884. No. 2. 



BIRDS OF THE LOWER URUGUAY. 



. BY \¥ ALTER B. BARROWS. 



{Coiitivucd from p. jo.) 



130. Buteo pterocles Tennn. Aguila (Eagle). — Many 

 individuals of this "species were seen on the Arroyo Guale- 

 guavchii the last of April, and one was secured there. Another 

 was brought me from an estancia near town on July 3. They 

 were usually noticed sitting very upright on the tops of tall trees, 

 where it was almost impossible to get within shot. 



131. Buteo erythronotus {King). — Many were seen on 

 the Pampas, April 10 and 11, while travelling by diligence from 

 Carhue to Azul. They frequently remained perched on the iron 

 telegraph poles beside the road, allowing the coach with its ten 

 horses to pass at full gallop within easy gunshot of them. At 

 such times the characteristic markings were easily distinguishable. 



132. Heterospizias meridionalis (ZaM.). Aguila rojizo 

 (Reddish Eagle) . — Not unfrequently seen at Concepcion in 

 cold weather, and a single one was seen as late as September 29. 



About July 31, iSSo. during an almost unprecedented rise of 

 the river, manv rather scarce Hawks became quite abundant for a 

 few davs. and among them was the present species. A female, 

 taken Julv 21. appeared so gorged with food that it was easily 



