Order I. RAPTORES. 
Fam. FALCONID/E. 
Polyborus VULGARIS. Vieill., Gal. des Ois. tom. l.p. 23. pi. 7. 
Milvus Brasiliensis, Caracara dictus? Ray, Syn. Av. p. 17. 
Polyborus Brasiliensis. King, Zool. Journ. vol. 3. p. 423. 
This species appears to have a very extensive range on both sides of the South American 
continent. It is very doubtful whether the species is the same as the Caracara originally described by 
Marcgrave (Hist. Braz. p. 111./ and the description of which is copied from him by Ray as quoted 
above, although writers in general consider them as identical. Marcgrave s description, if accurate, 
which is not always the case, indicates a very different species. 
Accipiter velox. 
Falco velox. Wilson, Am. Orn. vol. 5. p. 116. pi. 45. /. 1 . — Prince of Musis- 
nano, Syn ■ p. 29. sp. 14. 
Falco Pennsylvanicus. Wils., Am. Orn. vol. 6. p. 13. pi. 46./. 1. 
Autour h bee sinueux. Temm., PI. Col. 67. 
Falco sparverius. Linn., Syst. Nat. vol. l.p. 128. sp. 20. — Wils., Am. Orn.vol.i. 
p. 57. p/. 32./. 2. — Prince of Musignano, Syn.p. 27. sp. 10. 
Little Falcon. Penn., Arct. Zool. vol. 2. p. 211. sp. 110. 
Emerillon de Cayenne. Buff., PI. Enl. 444. 
This species was found at Monterey. 
Buteo borealis. 
Falco borealis. Lath., lnd. Orn. p. 25. sp. 50. — Wils., Am. Orn. vol. 6. p. 75. 
pi. 52. /. 1. — Prince of Musignano, Syn. p. 32. sp. 20. 
Falco Leverianus. Wils., Am. Orn. vol. 6.p. 78. pi. 52./. 2. 
L’Autour a queue rousse. Vieill., Ois. de V Am. Sept. tom. 1. p. 43. pi. 14 bis . 
Red-tailed Falcon. Penn., Arct. Zool. vol. 2 .p. 205. sp. 100. 
Buteo vulgaris. Ray. 
Falco Buteo. Linn., Syst. Nat. vol. 1. p. 127, sp. 15 
Buzzard. Penn., Brit. Zool. vol. 1. sp. 54. t. 25. 
La Buse. Buff., PI. Enl. 419. 
Fam. STRIGlDiE. 
Bubo Virginianus. Briss., tom. l.p. 484. sp. 2. 
Strix Virginiana. Lath., lnd. Orn. p. 52. sp. 2. 
Virginian Eagle Owl. Edw., #.60. 
A female specimen was killed at San Francisco. Mr. Collie informs us, that “ before it was shot, 
which was in the day time, it was attended by a number of different birds, that were said to carry 
