Contents of Volume XIII. 



cester, Mass., 259; Evening Grosbeak in Southern Wisconsin, 

 2^i>; Zonotrichia albicollis and Mniotilta varia at Pasadena, Cal . 

 260; The Wintering of the Towhee at Longwood, Mass., 260; 

 The Nonpariel at Longwood, Massachusetts, 261 : Peculiar Traits 

 of some Scarlet Tanagers, 201 ; The Occurrence in Nebraska of 

 Vireo fiavoviridis, 263 : Helmmthophila rubricapilla vs. Helmin- 

 thophila rujicapilla, 263 : Bachman's Warbler 1 Helminthophila 

 bachmani) in Greene County, Arkansas, 264; Second Occurrence 

 of t lie Blue-gray Gnatcatcher in Maine, 204: Southern California 

 Bird Notes, 265; Merrem's Work. 2(15 ; Mandt's Inaugural Disser- 

 tation, 266; Correction, 266. 



NOTES AM) NEWS. 



Obituary, Dr. Juan Gundlach, 267; Clarence A. Smith. 207; The 

 Palm Beach Museum, 268 ;' The Osprey,' 268 ; -The Nidologist,' 

 20S ; V. S. Biological Survey, 268; Elliot's African Expedition, 

 268; .Zoological Nomenclature, 269. 



NUMBER IV. 



PAGE 



Tin-: Sharp-tailed Sparrow {Ammodramus caudac/itus) and its 



Geogrphical Races. By Jonathan Divight, Jr.. (Plate IV) 271 



Summer Birds of the Anthracite Com. Regions of Pennsyl- 

 vania. By A'. '/'. Young. ........ 278 



Feeding Habits of the English Sparrow \nd Crow. 1>\ Sylves- 

 ter D.Judd '. . 285 



Summer Birds of Northern Ei.k County, Pa. Bv William A. 



Bailey ' 289 



Summer Birds (Jily 15-AuG. 13, 1894) of the Rhine. By 



Ralph Hoffmann. .... ...... 297 



The Cormorant Rookeries of the Lofoten islands. By A'. 



W. Shujeldt, M. D. (Plate V.) .312 



Critical Remarks on the Mexican Forms of the Genus 



Certhia. By Harry C. Oberholser. . . . . . . } 1 _j 



Further Remarks on the Law which underlies Protective 



Coloration. By Abbott II. Thayer 318 



Evidence Suggestive ok the Occurrence of 'Individual Di- 

 chroma its.m ' ix Megascops asio. Ii\ Arthur I'. Ckadbourne, 



M. D. 



3^' 



RECENT LITERATURE. 



Sclater on Rules for Naming Animals, 325 ; Swann's Handbook of 

 British Birds, 32S ; Loomis on California Water Birds, ^29; Ridg- 

 wav on New Species and Subspecies of Birds, 330 ; Oberholser on 

 Two New Subspecies of Dryobates, 330; Richmond on Mexican 

 Birds, 330; Richmond on New Species of Birds, 331 ; Dr. Abbott's 

 Collections from Asia, 331 ; Dr. Abbott's Collections from the 



