314 CHECK-LIST OF NORTH AMERICAN BIRDS. 
[B 162, part, C 22, part, R 33, C 34-] 
Groc. Dist.— North America generally, breeding in the northern 
and elevated parts of the United States and northward, migrating 
south in winter to Guatemala. 
748 a. Regulus satrapa olivaceus Barrp. 
Western Goiden-crowned Kinglet. 
Regulus satrapa var. olivaceus BAIRD, Rev. Am. B. I. July, 1864, 
65 (in text under 2. satrapa). 
[B 162, part, Clee ipariwk sea. Craiey 
Groc. Dist.— Pacific coast region of North America, from Cali- 
fornia northward. 
749. Regulus calendula (Linv.). 
Ruby-crowned Kinglet. 
Motacilla calendula Linn. S. N. ed. 12, 1.1766, 337. 
Regulus calendula Licut. Verz. Doubl. 1823, 35. 
[Br61,) Cran, Riso, © 33.) 
Geroc. Dist.— North America, south to Guatemala, north to the 
Arctic coast, breeding chiefly north of the United States, and in the 
Rocky Mountains, the Sierra Nevada, and the mountains of Arizona. 
750. Regulus obscurus Ripcew. 
Dusky Kinglet. 
Regulus calendula obscurus RipGw. Bull. U. S. Geol. & Geog. 
Surv. Terr. II. No. 2, April 1, 1876, 184. 
Regulus obscurus Rrpew. Bull. Nutt. Orn. Club, IT. July, 1877, 59. 
[B—, C—, R 31, C—.] 
Groc. Dist.— Guadalupe Island, Lower California. 
SUBFAMILY POLIOPTILINAG. GNATCATCHERS. 
Genus POLIOPTILA ScLaTer. 
Polioptila Scu. P. Z. S. 1855, 11. Type, Motacilla cerulea Linn. 
