CONTENTS 



PAGE 



The Freezing op Cayuga Lake in its Relation to Bird Life. Bv Alvin R 



Cahn. (Plates XVI-XX) ". . 437 



The Niagara Swan Trap. By J. H. Fleming ....... 445 



Methods of Estimating the Contents of Bird Stomachs. By W. L. McAtee 449 

 The Breeding Bird.s of Southern Center County, Pennsylvania. By 



Richard C. Harlow ..........'. 465 



Some Observations on the Life-history of the Red-breasted Merganser, 



Mergus serrator, Linn. By R. M. Strong. (Plates XXI-XXIII) . . 479 



Remarks on the Case of Roosevelt vs. Thayer, with a few Independent 



Suggestions on the Concealing Coloration Question. By Francis H. 



Allen. •-.........'... 489 



Birds Observed in Montgomery County, Virginia. By Ellison A. Smyth. Jr 



(Plate XXrV) 508 



General Notes. — Laujrhing Gulls in Plymouth County, Mass., 531; Brown Pelican 

 on Pamlico Sound and at Durham, N. C, 531; The Man-o'-War-bird {Fregata 

 aquila) on the Coast of Georgia, 531; Mallard and Black Ducks at Currituck, N. C, 

 533; Dispersal of the Australian Duck (Anas supercihosa) , 534; The European Teal 

 {Nettion crccca) again Returning to Wenham, Mass., 535; Northern Eidiir in South 

 Dakota; a new record for the interior of North America, 535; Records from Nippi- 

 nickett Pond, Bridgewater, Mass., 536; Carolina Rail (Porzana Carolina) in New 

 Mexico, 536; Early Occurrence of the White-rmnped Sandpiper (Pisobia fuscicolUs) 

 in Maine, 536; Uncommon Shore-birds seen in Essex County, Mass., 537; Killdeer 

 {Oxyechus vociferus) at Lancaster, Mass., 537; Ocracoke Water Bird Notes, 538; 

 Oreortyx in Idaho, 538; Passenger Pigeon {Ectopistes migratorius) in Alberta, 539: 

 The Band-tailed Pigeon (Columha fasciata) in North Dakota, 539; On the Alleged 

 Egg-carrying Habit of the Band-tailed Pigeon, 540; Pigeon Hawk in South Carolina 

 in Winter, 541; Red-headed Woodpecker at Newburynort, Mass., 541: The Case 

 of a Crow and a Ruffed Grouse, .542; Concerning the Hawaiian Linnet, 543; The 

 Acadian Sharp-tailed Sparrow and Other Birds at Plymouth, Mass., 543; Notes on 

 the Dickcissel in Colorado, 544; Proper Name for the Nashville Warbler, 545; 

 Abundance of the Cape May Warbler (Dendroica tigrina) arotmd Quebec, 545; 

 Mimicry in the Song of the Catliird, 545; Another Occurrence of the Blue-gray 

 Gnatcatcher in Essex County, Massachusetts, 546: A Third Blue-gray Gnatcatcher 

 in Maine, 546. 



Recent Literature. — Barrow's 'Michigan Bird Life,' 547; Willett's 'Birds of the 

 Pacific Slope of Southern California,' 548; Mathews' 'Bird of Australia,' 549; The 

 Austral Avian Record No. 3, 551; Bryant on The Present and L\itiu-e Status of the 

 California Valley Quail, 551: Grinnell's 'Systematic Ijst of the Birds of California," 

 551; Chapman on New Colombian Birds, 552; Chapman on a New Ibis from Mt. 

 Kenia, 552; Richmond on New Birds from the West Coast of Sumatra, 552; Beebe 

 on New Blood Pheasants, 552; Oliver on the Geographic Relationships of the 

 Birds of Lord Howe, Norfolk, and the Kermadec Islands, 553; Gladstone's 'The 

 Vertelirate Fauna of Dumfriesshire, 553 ; Horshrugli and Davies on the Game-Birds 

 and Water-Fowl of South Africa, 553; The Ornithological Journals, 554; Ornitho- 

 logical Articles in other Journals, 558; Publications Received, 559. 



Correspondence. — Tijie Functions of the A. O. U. Committee on Nomenclature, 561; 

 Aves in the International Catalogue of Scientific literature, 568. 



Notes and News. — Obituary; Wilhelm Blasius, 571; John Gerrard Keulemans, 571; 

 Bird Banding Abroad; 571; The American Museum's Colombian Expedition, 572; 

 Ornithological Investigations in the Pribilof Islands, 572; Index to Sharpe's Hand 

 List of Birds, 572; Wollaston's Expedition to New Guinea, 572; Annual General 

 Meeting of the B. O. U., 573: Book Notice, 573: A Great Auk for Sale, 573: The 

 Delaware Valley Ornithological Club Collection, 573; Thirtieth Stated Meeting of 

 the A. O. U., 574. 



Index ..........•••■■ 575 



Errata 605 



Dates of Issue . ........... 605 



Contents .............. 1 



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