1921 BIRDS OF MONTANA 147 



282. Dendroica coronata (Liiinatnis) 



MvRTiiE Warbler 

 A luiu'raut in castrrii Aloiitana, not found west of tiie jiraii-ii' region, l^'on 

 Keogli, couuiion in s|)ring (Tliorne, 1895. p. 218); Great FalJs, one taken May 

 [\ 1887 (Williams, l.SS8a, p. 16) ; ("nster and Dawson counties (Cameron, 1908a, 

 p. 50) ; Lewistiiwn. eoniuion migrant, taken April 26, 190.S (Silloway, 190;5a, p. 

 63) ; Terry, four years' average May 6, earliest May 2, 1894 (Chapman. 1907, 

 p. 143). Three specimens, Tusler, April 27. 19(12; Fort Keogh, May 4, 1!)(I2. an, I 

 Miles City, May 3, 1902 (Hedges, coll. I'niv. .Montana l. 



283. Dendroica auduboni auduboni ij. K. Townsend) 



Audubon W.vrbler 



A eonnnon sumnicr resident in all mountainous pai-ts of the stati', and a 

 jiiigrant prohalily throughout the state, though ri-cords arc not vei'y roimnou 

 from the prairie region. Bi-eetls in all the mountain ranges, to the most eastern, 

 and ma.y also breeil in pine hills in the cxtrenje easti-rn part of the stat.'. im- 

 ported by all observei's in mountainous regions. Brei-ds in pvergi'iTU foiTNts in 

 l:he Canadian zone, and locally in the Transition. Appcai-s iudiffci-enl io tlir 

 different types of evergreen forest, being equall.y common in pine, fir or spriic-i'. 

 The only records from extreme eastern Montana are from Little Pumpkin Cicek, 

 April 23, 26 and 27, 19(10, and from P'ort Keogh, May 25, 1902 (Hedges, coll. 

 Kniv. ilontana). This species breeds in the pine hills of Harding County, St>uth 

 Dakota (Visher, 1911, p. 15), and therefore should he expected to breed in simi- 

 lar places just aci'oss the Montana hord^r. such as in the Long Pines of Cai'ti-r 

 County. 



Migration dates, beside those given alio\i>. ai-r as i'ollows; Spring, axerage 

 at Great Palls, April 29; average at Columhia Palls, Ai)ril 23 (Cooke, 1904a, |.. 

 65) ; Bridger Creek, Gallatin County, :\[ay !). 1909; P.ig Iloh- i»'i\cr. .May (I. 191(1. 

 Anaconda, May 1, 1911; Choteau, May 12, 1912; liitterroot X'allry, .May 4, IDIK. 

 May 12, 1911, April 28, 1912, April 27, 1913 ( Haihy, MS). Pall ; Leaves north- 

 ern Montana about October 10 (Cooke, 1904a, p. (i6 ) ; Bozeman. October 17, 19(is ; 

 Pipestone Creek, Jefferson County, September 30, 1909. 



A nest was found in the l^ig Horn Mountains at .■in elevation of 6500 feet, 

 •June 17, 1880. It contained five eggs advanced in incubation (iMei'rill, 1S8], p. 

 205). A number of nests have b("en found at Plathead Lake, the earliest with 

 five eggs June 1, 1906 (Silloway, 190(;, p. K)!)). and the latest with newly 

 hatched young July 2, 1900 (Silloway, 1901a, |>. 17). 



284. Dendroica castanea (Wilson) 



P>AV-BKEASTED WaRBLER 



One taken at Big Sandy .May 24, 1903, by Eugene Coubeaux (Cooke, 1904a. 

 p. 74). 



285. Dendroica striata (J. R. Porster) 



P>l;ACK-I'OI.I, WaRI'J.ER 



A migrant in eastern Montana, found only in the pi-airie region of the 



