552 BULLETIN UNITED STATES GEOLOGICAL SURVEY. [Yol.Y. 



1875. [WiLLARD, S. L.]. Warblers' [Sylvicolidse] Nests. < Oologist, i, 1875, p. 35. 



1875. [WiLLARD, S. L.]. The Yellow Warbler [Dendroeca pestiva] and its Enemy 



[Molothrus ater]. < Oologist, i, 1875, p. 43. 



1876. Brewster, W. Description of a [lately] new species of Helminthopliaga [leu- 



cobronchialis]. <^BuU. Xittt. Ornith. Club, i, No. 1, Apr., 1876, pp. 172, pi. 1. 

 The first notice of this species was in the AmeHean Sportsman, v, Oct. 17, 1874, pp. 33. 

 1876. Brewster, W. Captiu-e of the Orange-crowned Warbler [Heluiinthophaga 

 celata] in Massachusetts. <CBhU. Xutt. Oruiih. Chib, i. No. iv, Nov., 1876, pp. 

 94, 95. 

 1876. Ernest, H. Warblers of the Western Eeserve [Ohio]. < Forest and Stream, 

 vi, June 15, 1876, p. 300. 

 Thirty-one species, with remarks. 

 1876. Jones, C. M. On the breeding of the Black-throated Blue Warbler (Dendroeca 

 cserulescens) in Connecticut. <^BuU. Xutt. Ornith. Club, i, No. 1, 1876, pp. 

 11-13. 

 1876. RiDGWAY, R. Notes on the Genus Heluiinthophaga. <^Ibis, 3d ser., vi,'Apr., 

 1876, pp. 166-171. 



Critical discrimination of 10 spp. of the genus, with geographical distribution, and remarks 

 on H. laivrencii and H. leucobronchialis. The former is suggested as possibly a hybrid be- 

 tween pinus and chrysoptera. 

 1876. RiDGW.w, R. On Geographical Variation in Dendroeca palmaruui. <^BuU. 

 Xutt. Ornith. Club, i. No. iv, Nov., 1876, pp. 81-87. 



D. palmarum subsp. u. hiipochrysea, p. 84. The two supposed subspecies are very fully 

 described. 

 1876. Salvin, O. Dendi-OBca chrysoparia. (The Yellow-cheeked Warbler. ) <^ Bow- 

 ley's Ornith. Misc., part iii, Jan., 1876, pp. 181-184, plate. 



Complete history of the species to date, with a beautiful colored jjlate of 3 figures. Cf. 

 Purdie, Bull Nutt. Ornith. Club, 1878, p. 60, and Coues, ibid. 



1876. Warren, J. Nesting of the Golden-winged Warbler (Helmiuthophaga chry- 



soptera), in Massachusetts. <^Bull. Xutt. Ornith. Club, i, No. 1, 1876, pp. 6-8. 



1877. Brewer, T.M. [Letter on the Nest and Eggs of Dendroeca auduboni.] <^/&i8, 



4th ser., i, July, 1877, pp. 394,395. 

 Fully describing specimens from Summit County, Colorado. 

 1877. Brewster, W. The Black-and- Yellow Warbler (Dendroeca uiaculo.sa). <^Bull. 

 Xutt. Ornith. Club, ii, No. 1, Jan., 1877, pp. 1-7. 

 Full account of habits. 

 1877. Brewster, W. The Yellow-throated Warbler (Dendroeca domiuica). <^Bul1. 

 Xutt. Ornith. Club, ii, No. 4, Oct., 1877, pp. 102-106. 

 Very full account of its habits, with special reference to its breeding. Cf. op. oit, 1878, p. 43. 



1877. BOUDWIN, G. Yellow-pool [/. e., poll] wood-warbler (Dendroeca festiva). 

 <^Forest and Stream, viii, Apr. 5, 1877, -p. 129. 

 Habits as observed at Philadelphia. 

 1877. Coues, E. Letters on Ornithology. No. 16 [bis] — The American Warblers. — 

 Family Sylvicolidse. < The Chicago Field, Dec. 15, 1877, p. 284, fig. 

 Popular account, with fig. of Dendroeca virens. 

 1877. Frazar, A. M. Audubon's Warbler [Dendroeca auduboni] iu Massachusetts. 

 <i?«». Xutt. Ornith. Club, ii, No. 1, Jan., 1877, p. 27. 



1877. Herrick, H. Capture of a second specimen of Helmiuthophaga lawrencei. 

 <^Bull. Xutt. Ornith. Chih, ii,No. 1, Jan., 1877, pp. 19,20. 



1877. Maynard, C. J. Nesting Habits of the Worm-eating Warbler (Helmintheius 

 vermivorus). <^ Oologist, iii, No. 3, 1877, pp. 19, 20. 



1877. Nutter, F. H. Red-Bellied Nut-Hatch (Sitta Canadensis) nesting on the 

 Ground CO- < ^m- A'af., xi, No. 9, 1877, pp. 565, .566. 

 Afterward shown to be probably Myiodioctes canadensis. 



