CONTENTS. 



PAGB 



Birds op the Paramo of Central Ecuador. By Samuel N. Rhoads . . 141 

 Notes on Whip-poor-wills and Owls. By Frank Bolles. With a Foreword By 



William Brewster . ... . . . . . . . . . 150 



The Relation op Genera to Faunal Areas. By Spencer Trotter . . . 159 



Notes on the Laysan Finch. By Hubert Lyman Clark ..... 166 



A Last Word on the Passenger Pigeon. By C. F. Hodge .... 169 



The Validity of the Red-legged Subspecies of Black Duck. By Charles W. 



Townsend, M.D 176 



Birds IN the Markets OF Southern Europe. 'By Louis B. Bishop, M .D. . . 179 

 Additions to the Known Ornithological Publications of C. F. Rafinesque. 



By Samuel N. Rhoads ........... 191 



Notes on the Spring Migration at Timber Line, North of Great Slave Lake. 



By David E. Wheeler, M.D. 198 



Vroeg's Catalogue. By Witmer Stone ........ 205 



Great Auk Eggs in the Thayer Museum. By John E. Thayer. (Plate XII.) 208 

 The Least Sandpiper during the Nesting Season in the M.\gdalen Islands. 



By Robert Thomas Moore. (Plates XIII and XIV.) . . . . 210 

 Further Notes on the Fruit-eating Habits of the Sage Thrasher in the 



Yakima Valley, Washington. By Clarence H. Kennedy .... 224 



Certain Phases of the Theory of Recognition Marks. By W. L. McAfee 226 

 An Apparently Unrecognized Race of the Red-shoiulderbd Hawk. By Louis 



B. Bishop, M.D 232 



General Notes. — HolbcBll's Grebe in Connecticut, 23.3; The Forked-tailed Gull 

 (Xema furcatum), 233; Corys Shearwater in abiuidance off Long Island, 234; Black 

 Ducks which became very tame, 234; The European Widgeon at Gardner's Island, 

 New York, 235; The Pintail Duck {Dafila acuta) in Winter near Portland, Maine, 

 235; White-winged Scoter (Oidemia deylandi) in Minnesota, 236; The Bittern 

 {Botaurus lentiginosus) Wintering in New Jersey, 236; Recent Occurrence of the 

 Egret (Herodias egreita] near Portland, Maine, 236; The Snowy Egret in New Mexico, 

 237; King Rail (Rallus eleyans) at Springfield, Mass., 237; Yellow Rail {Coiurnicops 

 noveboracensis) in Massachusetts, 237; Yellow Rail in Michigan. A Correction. 

 237; An Albino Semipalmated Sandpiper, 238; Last Record of the Piping Plover 

 (.■Egialitis meloda) in New .Jersey, 238; Columbian Sharp-tailed Grouse in Wisconsin, 

 238; Nesting of the Passeiiger Pigeon {Ectopistes migratorius) in New York, 238; 

 Mississipiji and Swallow-taiU-d Kites in Knox Co., Ind., 239; Gray Gyrfalcon (Falco 

 rusticolux nisticolus) in Minnesota, 239; Early Occurrence of the Saw-whet Owl, 

 239; Diurnal Activities of the Great Horned Owl iBulio virginianus virginianus) , 240; 

 Status of the Picidae in the Lower Kio (irandt^ X'alley, 241; Difference due to sex in 

 the Black Swift, 241; A Crested Flycatclicr in December at Cambridge, Mass., 242; 

 The Starling {Sturmis vulgaris) at Springfield, Mass., 243; Starling (Sturnus vulgaris) 

 in Chester Co., Pa., 243; Strange Actions of a Red-eyed Cowbird, 244; The Balti- 

 more Oriole (Icterus galbula) Wintering in New Jersey, 244; Many Purple Finches 

 at Portland, Maine, in P\!bruary, 245; Crossbills (Loxia curvirostra minor) in Chester 

 C^o., Pa., in Summer, 245; Lapland Longspur (Calcarius lapponicus lapponicus) 

 in Delaware, 246; White- throated Sparrow in Idaho, 247; Painted Bunting (Pas- 

 serina ciris) in Minnesota, 247; Lawrence's Warbler (Vermivora lawrencei) in Chester 

 County, Pa., 247; A Palm Warbler in winter at Boston, Mass., 247; Hooded 

 Warbler {Wilsonia citrinn) at the Delaware Water Gap, Pa., 249; Mockingbird 

 Notes from Massachusetts, 249; A Catbird spending the Winter in Connecticut. 

 240: Notes on Hapalopteron familiare (Kittl.), 250; Hermit Thrush Wintering at 

 Kaslon Pa., 250; Correction, 250; Greenland Wheatear seen in Massachusetts, 250, 

 Stray Notes from New Brunswick, 251; Some British Columbia Records, 252; 

 Eastern Oregon Notes, 253; Additions to Birds of Kerrville, Texas, 254; Recent 

 Records from the Valley of the Lower Rio Grande, 254; The Names "Purple 

 Finch," "Mavis" and "Highole," 255. 



Recent Literature. — Ridgway's Birds of North and Middle America, Part V, 256; 

 Sclater's Birds of Colorado, 258; Howell's Birds of Arkansas, 259; Burns on the 

 Broad-winged Hawk, 259; Bent on Birds of the Aleutian Islands, 260; Nelson and 

 Goldman on New Birds from Panama, 261; Mearns on New African Birds, 261; 

 Herrick's Nests and Nest-Building in Birds, 262; Beebe and Crandall on The Un- 



(Contents contifiued on p. Hi of cover.) 



'THE AUK,' published quarterly as the Organ of the American Ornitholo- 

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