570 BIRDS OF THE GALAPAGOS ARCHIPELAGO— lilDG WAY. vol.xix. 



Specific characters. — Above plain brown (varying from ligbt olive- 

 brown to deep grayish sepia), the wings and tail dusky with paler mar- 

 gins to the leathers (very i)ale on wing-coverts and tertials), the inner 

 webs of reetrices (especially middle ones) more or less broadly edged 

 with cinnamon-rufous or i»ale wood brown; chin, throat, and chest pale 

 gray;' rest of under parts pale straw yellow or primrose yellow. Wing, 

 2,50-2.92: tail, 2.20-2.C8; tarsus, 0.81-0.90. 



Iiau{/(\ — Galapagos Archii)elago: Albemarle Island (Baur and Ad- 

 ams); Duncan Island {Albatross, Baur and Adams); Charles Island 

 (Kinberg, Townsend, Baur and Adams); Hood Island (AlbatrosSjBixnv 

 and Adams); Chatham Island (Darwin, Kinberg, Townsend, Baur and 

 Adams); Barrington Island (Baur and Adams); Indefatigable Island 

 (Ilabel, Albatross, Baur and Adams); Jervis Island (Baur and Adams); 

 James Island (Kinberg, Albatross, Baur and Adams); Biudloe Island 

 (Ilabel); Abingdon Island (Ilabel, Albatross). 



A(hdt mah—^o. 90554, U.S.N.M.; Indefatigable Island, between 

 September and October 10, 1808; Dr. A. Habel. Above i^lain grayish 

 olive, slightly browner on i)ileum, paler and more olivaceous on rump; 

 upper tail-coverts broccoli brown, slightly tinged with wood brown; 

 wings and tail dusky, the middle and greater wing-coverts broadly 

 tii)ped (the latter also narrowly edged) with pale hair brown, the 

 tertials broadly margined with the same; the other remiges narrowly 

 edged with a darker shade of the same; outer webs of reetrices edged 

 with pale olive, the outer web of exterior feathers inclining to pale hair 

 brown; inner webs of second to fifth reetrices with inner half (approx- 

 imately) dull cinnamon-rufous. Chin and throat pale gray, the chest 

 similar, but tinged with pale yellowish ; rest of under parts pale straw 

 yellow or primrose yellow. Bill l)lack, the mandible paler at base; legs 

 and feet brownish black. Length (skin), 5.55; wing, 2.80; tail, 2.50; 

 exposed culmen, 0.57; maxilla from nostril, 0!45; tarsus, 0.87; middle 

 toe, 0,38. 



Adult female. — 'So. 115922, U.S.N.M.; Charles Island, April 8, 1888; 

 C. H. Townsend. Similar to the adult male, as described above, but 

 upper parts darker and more uniform olivaceous, gray of chest less 

 tinged with yellow, and with less cinnamon rufous on inner webs of 

 reetrices, this color being mainly <'onflned to the fourth and fifth 

 feathers, with more on the second. Length (skin), 5.80; wing, 2.72; 

 tail, 2.50; exposed culmen, 0.55; maxilla from nostril, 0.43; tarsus, 

 0.83: middle toe, 0.40. 



Yonufi male— 'So. 110132, T.S.N.M.; Abingdon Island, April 10, 

 1888; C. H. Townsend. Essentially like the adult, but wing-bars nar 

 rower and more yellowish, edges of remiges (excejit tertials and outer- 

 most primaries) light cinnamon, and with more cinnamon-rufous on the 

 tail, the inner webs of all the reetrices mainly of this color, except the 

 outermost, on which it occupies nearly the inner half, all the reetrices 

 except the outermost margined terminally with rusty. 



' lutermediate between "smoke gray" and gray No. 8. 



