CONTENTS. 



PAGt 



An Ornithological Mysterv. By WiUiaiii Breiuster 321 



Nesting Habits of the Anatid.e in North Dakota. By^. C. Bent. (Phties IV-l'I.) . 328 

 A Preliminary List of the Summer Birds of Mount ISIansfield, Vermont. By 



Arthur H. Hmvell. 337 



The Alder YlMiZK-xca^v-iEmpidonax traillii ahiorum) as a Simmer Resident of Eastern 



Massachusetts. By J. A. Farley 347 



On a Collection of Birds Made hy W. \V. Brown, Jr., at David and Divala, Chiki- 



QUi. By Oiitrain Bangs 355 



The Classification of Birds. By Hubert Lyman Clark 370 



A List of the Hawaiian Birds in the Si. Louis College Collection, Honolulu, 



H. 1., Including Records of Several North American Species. By ll'illiatn 



Alansoii Bryan 382 



Nesting Habits of the Evening Grosbeak {Coccothraiistes vespertinus). By Francis 



J.Birtivcll. (Plate I'll. ) -.388 



General Notes. — Capture of Sabine's Gull in Wisconsin, 392; Snowy Heron in Alberta, 392; A 

 New Bird for the State of Ohio, 392'; A Band-tailed Hawk's Mest, 392; Nesting of the American 

 Rough-legged Hawk in North Dakota, 393 ; Melanerpes erythrocephalus Breeding near Boston, 394 ; 

 Discovery of the Egg of the Black Swift {Cypseloides niger borealis), 394 ; A Rare Record for Eastern 

 New York, 395 ; Acanthis linaria rostrata in the Outer Hebrides, 395 ; The Migratory Move- 

 inents of the Lapland Longspurs in North America, 396 ; The Western .Savanna .Sparrow in North 

 Carolina, 397 ; The Hooded Warbler in Massachusetts. 397 ; Nesting of the Carolina Wren 

 (Thryotkorus Indoz'icianns) in Southern Massachusetts, 397 : Massachusetts Bird Notes, 39S ; 

 Maine Bird Notes, 400 ; Ontario Notes, 401 ; Additional 'Notes on the Birds of Okanogan (Chelan )■ 

 County, Wasliingtou, 402 ; Manuscript of Emmons's Catalogue of Massachusetts Birds, 403. 



Recent Literature. — Pycraft on tlie Morphology of the Cassowaries and their Allies, 405 ; Bangs 

 on New American Birds, 406: Bangs on Birds from the Liu Kiu Islands, 407; Chapman on New 

 Birds from Peru, 407; Grinnell on New California Birds, 407; Babson's Birds of Princeton, New 

 Jersey, 40S ; Selous's ' Bird Watching," 40S ; Publications Received, 409. 



Correspondence. — Early Migration of Wild Geese, 411. 



Notes and News. — Nineteenth Congress of the A. O. U., 412 ; Obituary: Newton Dexter, Francis- 

 J. Birtwell, 413 ; An Australian Ornithologists' Union, 414; The Bird Club of Princeton Uni- 

 versity, 415 ; University of Nebraska Expedition of igoi, 416. 



Index 4'7 



Contents iii 



Officers and Members of the A. O. U ix 



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