The Birds of Denver 127 



ton Street, between Fourteenth and Colfax Avenues, February 5, 

 16, and 18, 1899; all over the city in great numbers, from Febru- 

 ary 22 to April 8, 1917, vi^hen the last two were seen in Cheesman 

 Park. 



143. BombyciUa cedrorum — Cedar Waxwing. Seen in Berkeley, 

 February, 1906. 



144. Laniiis borealis — Great Northern Shrike. Infrequent win- 

 ter resident; City Park, November 3, December 24, and March 6; 

 Cheesman Park, November 22 and December 25. 



145. Lanius ludovicianus cxciil^itorides — White-rump Shrike. Ir- 

 regular visitor; City Park, April 27 and September 7; Cheesman 

 Park, April 29. 



146. Yireosylva olivacea — Red-eyed Vireo. Cooke; by Smith, 

 1892. 



147. Yireosylva gilva sivainsoni — ^Western Warbling Vireo. Fairly 

 common summer resident in all the parks; arrives early in May 

 and remains until late in August. Breeds. 



148. Lanivireo solitarius cassini — Cassin's Vireo. Previous to 

 1915, was an irregular visitor during migration. Some stayed in 

 all the parks all of the summer of 1916, the last being seen on Sep- 

 tember 8; the first being seen May 30. 



149. Lanivireo solitarius plumieus — Plumbeus Vireo. Frequent 

 migrant; a, few remain all summer in the city and in Cheesman 

 Park, May 31 to September 11. 



150. Vireo lelU helli — Bell's Vireo. Cooke; by Smith, 1903. 



151. Vermivora virginice — Virginia Warbler. Detected once in 

 Cheesman Park, September 7, 1915. 



152. Vermivora celata celata — Orange-crown Warbler. One seen 

 in Cheesman's Park, May 3, 1914. 



153. Compsotfilypis americana usnece — Northern Parula Warbler. 

 Cooke; by Smith, 1904. 



154. Dendroica wstiva (estiva — Yellow Warbler. Common sum- 

 mer resident all over the city; arrives the first week in May, and 

 departs late in August. Breeds. 



155. Dendroica cwrulescens cwriilescens — Black-throated Blue 

 Warbler. One seen in Cheesman Park, June 13 and 14, 1915. 



156. Dendroica coronata — Myrtle Warbler. Not common, but 

 seen during migration in all the parks. Earliest date, April 29, 

 latest. May 23. 



157. Dendroica aiuUitoni auduioni — Audubon's Warbler. Seen 

 In University Park, October 7, 1896, and in City Park, April 29 to 

 May 20, 1917. 



158. Dendroica magnolia — Magnolia Warbler. One seen in 

 Cheesman Park, May 20, 1913. 



