NO. 1116. PIWCEEDINGS OF THE NATIONAL MUSEUM. 567 



Immature waZe.— Type, No. 404, collection of Dr. G. Baur; Albemarle 

 Island, July 31, 1891. Above bright olive, without obviously darker 

 centers to the feathers of the back, etc. ; wings and tail grayish dusky, 

 the feathers broadly margined with buffy olive, the primaries uarrowly 

 edged with light yellowish olive; lores dull wliitish, the feathers with 

 grayish bases; superciliary region (passiug but little behind eyes) 

 vellowish bufty, the cheeks similar but slightly paler; general color of 

 under parts pale buff-yellowish, faintly tinged with olive across chest, 

 and strongly washed with bufty brown on sides and Hanks, where 

 obsoletely but broadly streaked with a darker and more grayish shade. 

 Ma.xilla brownish black, becoming horn brown along tomium; mandible 

 horn brown, darker at tip; legs and feet blackish horn color; "iris 

 dark brown." Length (skin), 4.80; wing, 2.00; tail, 1.80; culmen,0.C8; 

 gonys, 0.32; width of mandible at base, 0.27; depth of bill at base, 

 0.33: tarsus. 0.00; middle toe, 0.61. 



Immatuye'i '! ) female.— ^o. 367, collection of Dr. G. Baur; Albemarle 

 Island, July 23^ 1891. Essentially similar to the male, as described 

 above,'but upper parts more bufly olive, under parts wholly clear light 

 buff-yellowish (the flanks only very obsoletely streaked with darker), 

 and bill nuich lighter colored, the maxilla pale cinnamon and the man- 

 dible bufty whitish, both tipped with dusky brown ; legs and feet dark 

 brown. Length (skin), 4.50; wing, 2.70; tail, 1.70; culmeu, 67; gonys, 

 0.33; width of mandible at base, 0.28; depth of bill at base, 0.34; 

 tarsus, 0.89 ; middle toe, 0.60. 



Another specimen (skinned from alcohol and therefore slightly difter- 

 ent in color, being whiter beneath and duller olive above) measures as 

 follows: Wiug, 2.65; tail, 1.58; culmen, 0.09; width of mandible at 

 • base, 0.28; depth of bill at base, 0.31; tarsus, 0.90; middle toe, 0.60. 



The type specimen, besides having a much darker bill, shows several 

 distinct oblique sulcations on the sides of the mandible. 



Family ICTEEID.E. 



Genus DOLICHONYX, Swainson. 

 DoUchonyx, SWAINSON, Philos. Mag., I, June, 1827, p. 435. Type, FringUla oryd- 

 vora, LinuH'US. 



i^rtw^e.— Eastern North America, migrating to tropical America in 

 winter. Galapagos Archipelago (accidental during migration). 



DOLICHONYX ORYZIVORUS (Linnaeus). 



Frivgilla oryzivora, Linn.eus, Syst. Nat., lOtli ed., I, 1758. p. 179. 

 Dolichonyx oryzicorm, SwAiNSON, Zool. Jour., Ill, 1827, p. 351.-Dakwin, Zool. 

 Voy Beacrle, III, Birds, 1841, p. 106 (Jamos Island, Galapagos Archipelago).— 

 Salvin, Trans. Zool. Soc, IX, Pt. ix, 1876, p. 491 (James Island, Galapagos 

 Ar(liipelago).-BAiRr., Breweh, and Ridgway, Hist. N. Amer. Birds, II, 

 1874, p. 149.— Ridgway, Man. N. Amer. Birds, 1887, p. 366. 

 Eange. —Temi^evate North America east of the Kocky Mountains, 

 breeding northward ; in winter. West Indies and parts of eastern South 

 America. Accidental in the Galapagos Archipelago (James Island, 

 Darwin). 



