458 ADDENDA. 



Page 175. Buteo augur. 

 Type of Pterohstes, Sundev. (Efv. K. Vet. Akad. Forh. 1874, 

 p. 27. 

 k. 2 'far. sk. Lake Ashangi. W. T. Blanford, Esq. [C.]. 



Page 188. Buteo borealis. 



Mr. Ridgway (B. N. Am. p. 258) describes uew forms under the 

 following names : — Buteo borealis, var. Irideri. Hah. Texas to 

 Minnesota. B. borealis, var. leucasanus. Bab. Cape S. Lucas. 

 B. borealis, var. costaricensis. Hub. C. America. 



Page 205. Asturina ruficauda. 

 (/. Ad. sk. Panama. Purchased. 



Page 210. 



Prof. Sundevall names a new genus Plangus. Type P. neoc/ceus, 

 sp. n., from Brazil. ((Efv. K. Vet. Akad. Forh. 1874, p. 28.) 



Page 216. Urubitinga albicollis. 



c, d. 2 ad. sk. Cayenne (Jelski). Warsaw Museiun [E.]. 



Page 255. Lophotriorchis Meneri. 



Lord Walden has kindly lent me a specimen of the young bird, 

 which I describe. 



Young. Above dark brown, the feathers lighter on theii- margins ; 

 wing-coverts coloured like the back, but the greater series with 

 narrow white margins ; hind neck paler than back, rufous brown, 

 with dark brown longitudinal centres, causing a slightly streaked 

 appearance ; quills blackish, with whity brown shafts ; the secon- 

 daries paler brown, like the scapularies, all the quUls narrowly 

 banded ■with black, nearly obsolete on the primaries, but more di- 

 stinct on the secondaries, especially underneath, where the Uniug 

 of the wing is whitish ; tail dark brown, whitish at tip, and crossed 

 with seven or eight rather narrow bands of black ; crown of head 

 dark brown, with tiny cream-coloured tips to the feathers ; the occi- 

 pital crest black, and 1'9 inch long; forehead and eyebrow very 

 broad, rich creamy buff; cheeks and entire uuderparts creamy 

 white, as also the tarsal feathers and under wing- and tail-coverts, 

 the greater under wing-coverts with a few iuchstiuct blackish bars. 

 Total length 20-5 inches, wing 13-3, tail 8-5, tarsus 2-5. 



Page 258. Spiziastur melanoieucus. 

 c. 5 ad. sk. Panama. Purchased. 



Page 289. Spilornis melanotis. 

 a. Juv. sk. Godavery valley. W. T. Blauford, Esq. [P.]. 



Page 291. Spilornis elgi:ii. 

 h. Juv. sk. Andaman Islands. Mscouut "Walden [P.]. 



