NO. 1116. PROCEEDINGS OF THE NATIONAL MUSEUM. 501 



Adult f. — Type, No. 595, collection Dr. G. Baiir, Albemarle Island, 

 July 21, 1891. Above nniform dull grayish brown, slightly tinged 

 with olive; wings and tail dusky, the feathers broadly edged with the 

 color of the back: middle and greater wing-coverts rather broadly 

 tiiii)ed with cinnamon; under parts cream-butt", paler on belly, more 

 lirownish on sides and flanks. Upper mandible light brown, darker on 

 culmen; lower mandible brownish white; tarsi pale horn color, toes 

 somewhat darker. Wiug, 2.05; tail, 1.45; exposed culmen, 0.40; tar- 

 sus, 0.83. 



Another specimen from Cowley Bay, East Albemarle (August l(t), is 

 quite like the one described above. 



CERTHIDEA LUTEOLA, Ridgway. 



Certhidea olivacea (part), Gould, Zool. Voy. Beagle, III, Birds, 1841, p. 106 (Chat- 

 ham Island, Galapagos Archipelago). — Salvin, Trans. Zool. Soc, IX, Pt. ix, 

 1876, p. 476 (part: Chatham Island). — Sclater, Cat. Birds Brit. Mus., XI, 

 1886, p. 28 (Chatham Island).— Ridgway, Proc. U. S. Nat. :SIns., XII, 1889, 

 pp. 105 (part), 121 (Chatham Island). 



Certhidea luteola, Rhhjway, Proc. U. S. Nat. Mus., XVII, No. 1007, Nov. 15, 1894, 

 p. 360 (Chatham Inland, Galajtagos Archipelago; collection of Dr. G. Banr). 



Specific characters. — Most like C. oliracea, (lOuld, of James and Jer- 

 vis islands, but much brighter olivaceous above and (except in very 

 abraded plumage) distinctly buft-yellowish beneath. 



h'am/e. — Galapagos Archii>elago: Ghatham Island (Darwin, Town- 

 send, Baur and Adams). 



Adult male. — Type, No. 50, collection of Dr. G. Baur, Chatham Island, 

 June 17, 1891. Above uniform bright olive or bufty olive; wings and 

 tail dusky, feathers broadly edged with the color of the back, the tips 

 of the middle and greater wing-coverts (rather broadly) pale olive- 

 buft*, producing two indistinct bands across the wing. Superciliary 

 streak extending from nostrils to above posterior angle of eye, eyelids, 

 and entire under i)arts light buff yellowish, deepest on throat, else- 

 where tinged with olive, especially on sides and Hanks; under wing- 

 coverts and under tail-coverts pale yellowish butt". Bill wholly deep 

 black; "iris brown ;" legs and feet dark brown. Wing, 2.1.j; tail, 

 1.52; exposed culmen, 0.40: tarsus, 0.82; middle toe, 0.45. 



You7i(i wft/c— No. ll.V.iio, U.S.N. M., '^high hills," Chatham Island, 

 April 5, las'*, C. H. Townsend. Above deep olive brown, much darker 

 on pileum (approaching sooty on forehead), more fnlves(;ent on rnmp 

 and upper tail-coverts, many of the feathers of top of head, hind neck, 

 and back showing very indistinct tips of dusky, producing a very 

 faintl\ mottled ai)pcarance: greater wing-coverts coiispicnously edged 

 and tipped with bright tawny; secondaries edged with tawny olive. 

 Sides of head and neck, throat, and chest nearly uniform dull light 

 grayish brown, mixed with ])ale dull buffy, the feathers dusky gray 

 basally ; sides and flanks similar but browner; median portion ot under 



