344 BIRDS OF THE ROCKIES 



Resident ; not common ; western species, coming to eastern 

 foothills. 



74-8. Golden-crowned kinglet. REGULUS SATRAPA. Rare 

 summer resident; rather common in migration; breeds 

 only near timber-line at about 11,000. 



749. Ruby-crowned kinglet. REGULUS CALENDULA. 

 Abundant summer resident; breeds from 9,000 feet to 

 timber-line. 



751. Blue-gray gnatcatcher. POLIOPTILA C^RULEA. 

 Rare summer resident ; breeds on the plains and in the 

 foothills. 



754. Townsend's solitaire. MYADESTES TOWNSENDII. 

 Common resident ; breeds from 8,000 to 1 2,000 feet ; 

 winters in mountains, though stragglers are sometimes 

 seen on the plains. The author saw a pair on plains near 

 Arvada, in company with a young, well-fledged bird. 



756a. Willow thrush. HYLOCICHLA FUSCESCENS SALICI- 

 COLA. Summer resident ; rather common ; breeds in foot- 

 hills and parks up to about 8,000 feet. 



758a. Olive-backed thrush. HYLOCICHLA USTULATA 

 SWAINSONII. Rare migrant. 



758c. Alma's thrush. HYLOCICHLA USTULATA ALAM.E. 

 Rare summer resident ; in migration common. 



759. Dwarf hermit thrush. HYLOCICHLA AONALASCHK.E. 

 Rare migrant. 



759a. Audubon's hermit thrush. HYLOCICHLA AONA- 

 LASCHK^S AUDUBONI. Common summer resident ; breeds 

 from 8,000 feet to timber-line. 



759b. Hermit thrush. HYLOCICHLA AONALASCHK.E PAL- 

 LASII. Rare migrant ; comes to the eastern edge of Colo- 

 rado, just touching range of audubom. 



