CONTENTS. 



Winter Plumages: — Illustrated by the Rose-breasted Grosbeak {Zamclodia hidovi- 

 ciana). By Witmer Stone. (Plate IV.) 



Notes on Some of the Rarer Birds of Western Pennsylvania. By S. N. Rfwacis. 



An Example of Aptosochromatism, as Influenced by Diet in Mcgascops asio. By 

 Francis J. Birtiuell. 



The Color of Certain Birds, in Relation to Inheritance. By 1 '. Bickerton Williams. 



Overlooked Descriptions of Five Hummingbirds. By Charles W. Richmond. 



On the Date of Lacepede's 'Tableaux.' By Charles II'. Richmond 



A Synopsis of the Genus Contains and its Allies. By Harry C. Oberholser. 



Republication of Descriptions of New Species and Subspecies of North American 

 Birds. By J. A. Allen 



PAGE 



30S 



Notes. — The Black Tern (Hydrochelidon nigra surinamensis) in New York Harbor, 351; 



Con- 



Gener/ 



Capture of the Brown Pelican in Wyoming, 351; The little Blue Heron {Ardea ccerzdea) i 

 necticut, 351 ; The Green Heron Breeding in Ontario, 351 ; White-tailed Hawk in Arizona, 352; A 

 Phenomenal Flight of Hawks, 352; A Musical Woodpecker, 353 ; Note on the Name Drymophila, 

 353; New Song of the Baltimore Oriole, 354; Song of the White-crowned Sparrow (Zonctricliia 

 lewophrys), 355; Ammodranms hcnsloivii — a Correction, 356; Leconte's Sparrow (A mmodramus 

 leconteii) in Kentucky, 356; Nesting of Nelson's Sparrow (A mmodramns nehoni) in North Dakota, 

 356; Hirondelles de Guanajuato, Mexico, 357; Very Early Record of the Cliff Swallow, 359; Phila- 

 delphia Vireo in West Virginia, 359; A Note on Kirtland's Warbler {Dendroica kirtlandi), 359; 

 The Hooded Warbler at Moutville, Conn., 360; Odd Nesting of Maryland Yellow-throat, 360; 

 Puerto Rico Honey Creeper, 361; Notes on Marian's Marsh Wren, Cistothorus viariana>, and 

 Worthington's Marsh Wren, Cistothonts palustris griseus, 361 ; Birds Feeding on Hairy Caterpillars, 

 362. 



Recent Literature. — Pycraft on the Osteology of the Impennes, 363 ; Montgomery on the Food of 

 Owls, 363; Lantz's Review of Kansas Ornithology, 364; The Goss Collection of Mexican and Cen- 

 tral American Birds, 365 ; Cory's ' The Birds of Eastern North America, Water Birds, Part I,' 360, 

 Knobel's ' Field Key to the Land Birds,' 367; Mrs. Miller's 'The First Book of Birds,' 368; Stone 

 on Birds from Bogota, 369 ; Chapman on New Birds from Venezuela, 369 ; Oberholser on Untenable 

 Names in Ornithology, 370; Farrington on a Fossil Egg from South Dakota, 370; Gurney and Gill 

 on the Age to which Birds Live, 370; Kellogg and Others on Mallophaga, 372; Huntington's ' In 

 Brush, Sedge, and Stubble,' 372 ; Publications Received, 373. 



Correspondence. — The Proper Function of ' Binomials ' and ' Trinomials,' 374. 



Notes and News. — Seventeenth Annual Congress of the A. O. U., 377; Obituary — Major Joshua L. 

 Fowler, 377; John Cordeaux, 378; Ornithological Publications, 379; The Harriman Expedition, 

 380; Meeting of Hungarian and Austrian Ornithologists, 3S1 ; Third International Ornithological 

 Congress, 3S1 ; Erratum, 382. 



* THE AUK,' published as the Organ of the American Ornithologists' 

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