274 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



Range. — Resident in the Galapagos Archipelago, where loiown to 

 occur in the following islands: Bindloe, Abuigdon, James, Jervis, 

 Duncan, Albemarle, Narborough, Indefatigable, Daphne, Seymour, 

 Barrington, Chatham, Hood, and Gardner-near-Hood. Definitely 

 reported as not seen on Charles, Culpepper, Wenman, and Towner 

 Islands. 



Type locality. — Galdpagos Islands, 



Polyborus galapagoensis Gould, Proc. Zool. Soc. London, 1837, 9 (Galdpagos 

 Islands; coll. Zool. Soc. London); Zool. Voy. Beagle, pt. 3, 1841, 23. 



Craxirex galapagoensis Gould, Zool. Voy. Beagle, pt. 3, 1841, 23, pi. 2 (habits). — 

 Bonaparte, Consp. Gen. Av., i, 1850, 34. — Ridgway, Proc. Acad. Nat. Sci. 

 Philadelphia, 1875, 91 (diagnosis). 



Craxirex gaUopagoensis Kaup, Isis, 1847, 953 (crit.). — Bonaparte, Rev. Mag. 

 Zool., vi, 1854, 537. 



Astur galapagoensis Kaup, Nat. Hist. Verh. [Hesse], ii, 1848, 79. 



Astur (unicinctus) galapagoensis Kaup, in Jardine's Contr. Orn., 1850, 67. 



Btdeo galapagoensis Gray, Hand-list, i, 1869, 7, No. 47. — Baur, Amer. Nat., 

 xxxi, 1897, 783 (Jervis Lsland).— Ridgway, Proc. U. S. Nat. Mus., xix, 1897, 

 587 (South Albemarle, Duncan, Hood, Chatham, Barrington, Indefatigable, 

 James, Bindloe, and Abingdon Islands, Galdpagos; synonymy; descriptions; 

 crit.). — Rothschild and Hartert, Nov. Zool., vi, 1899, 174 (Chatham, 

 Albemarle, Duncan, Hood, Indefatigable, Barrington, Bindloe, Abingdon, 

 James, and Jervis Islands; crit.; descr. nest and eggs), 202 (Galdpagos Is- 

 lands); ix, 1902, 404 (Narborough, Indefatigable, Seymour, Daphne, and 

 Albemarle Islands; crit.; descr. nests), 417 (Galdpagos). — Snodgrass and 

 Heller, Proc. Washington Acad. Sci., v, 1904, 264 (Hood, Chatham, 

 Barrington, Indefatigable, Duncan, Jervis, James, Albemarle, Narborough, 

 Abingdon, and Bindloe Islands; habits; descr. nests and eggs). — Swann, 

 Monogr. Birds Prey, i, 1926, 351 (monogr.). — Fisher and Wetmore, Proc. 

 U. S. Nat. Mus., Ixxix, art. 10, 1931, 37 (Seymour, Indefatigable, and Hood 

 Islands, etc., Galdpagos Islands; habits). — Peters, Check-list Birds of 

 World, i, 1931, 232.— Swarth, Occ. Pap. California Acad. Sci., xviii, 1931, 

 46 (crit.; spec; Galdpagos). — Trimble, Ann. Carnegie Mus., xxix, 1943, 421 

 (James Island, Galdpagos). 



Buteo galapagensis Sundevall, Proc. Zool. Soc. London, 1871, 125, 127 (crit.). — 

 Sclater and Salvin, Nom. Av. Neotr., 1873, 119. — Sharpe, Cat. Birds 

 Brit. Mus., i, 1874, 170.— Salvin, Trans. Zool. Soc. London, ix, 1876, 495 

 (Indefatigable and Abingdon Islands). — Gurney, List Diurn. Birds Prey, 

 1884, 70 (crit.), 143 (crit.; B. leucops Gray not a synonym, but probably 

 referable to B. erythronotus King); Cat. Birds Prey, 1894, 533. — Ridgway, 

 Proc. U. S. Nat. Mus., xii, 1890, 113 (Indefatigable and Abingdon Islands). — 

 Rothschild and Hartert, Nov. Zool., vi, 1899, 118 (Eden Island, Galdpag- 

 os). — Sharpe, Hand-list, i, 1899, 255. — Gifford, Proc. California Acad. Sci., 

 ser. 4, ii, 1919, 190 (Abingdon, Albemarle, Barrington, Bindloe, Chatham, 

 Duncan, Gardner-near-Hood, Hood, and Indefatigable Islands; habits; 

 plumages; descr. nest and eggs). — Swann, Synopt. List Accip., pt. 2, 1919, 

 41; Synop. Accip., ed. 2, 1922, 68. 



Buteo (Craxirex) galapagoensis Ridgway, Proc. Acad. Nat. Sci. Philadelphia, 

 1875, 93 (monogr.). 



Buteo leucops Bonaparte, Rev. Mag. Zool., vi, 1854, 533. — Gray, Hand-list, i, 

 1869, 8, No. 64. 



