_Parus gambeli_ (Ridgw.). East of Cascades to Rocky Mountains, and south through Okanagan. 347. Columbia Chickadee. _Parus hudsonicus columbianus_ (Rhoads). East of Cascades to Rocky Mountains, from Cassiar District south to Okanagan. 348. Chestnut-backed Chickadee. _Parus rufescens_ (Towns.). An abundant resident chiefly west of Cascades. Vancouver Island and Queen Charlotte Islands. Taken at Arrow Lake by A. C. Brooks. Family CHAMÆIDÆ. Wren, Tits and Bush-Tits. PSALTRIPARUS Bonaparte. 349. Least Bush-tit. _Psaltriparus minimus_ (Towns.). Rare. Taken at Sumas, November 25, 1899, by A. C. Brooks. Family SYLVIIDÆ. Warblers. Kinglets. REGULUS Cuvier. 350. Western Golden-crowned Kinglet. _Regulus satrapa olivaceus_ (Baird). Abundant throughout the Province. 351. Ruby-crowned Kinglet. _Regulus calendula_ (Linn.). Abundant throughout the Province. Family TURDIDÆ. Thrushes, Solitaires and Bluebirds. MYADESTES Swainson. 352. Townsend's Solitaire. _Myadestes townsendii_ (Aud.). Not common. Found east and west of Cascades, including Vancouver Island. HYLOCICHLA Baird. 353. Willow Thrush. _Hylocichla fuscescens salicicola_ (Ridgw.). A common summer resident east of Cascades. 354. Russet-backed Thrush. _Hylocichla ustulata_ (Nutt.). A common summer resident west of Cascades. Very common on Queen Charlotte Islands, July, 1895. 355. Olive-backed Thrush. _Hylocichla ustulata swainsoni_ (Cab.). Southern portion of Mainland east of Cascades. 356. Alaska Hermit Thrush. _Hylocichla guttata_ (Pallas). West of Cascades, chiefly coastwise. Common at Skidegate, Queen Charlotte Islands, August, 1895. 357. Audubon's Hermit Thrush. _Hylocichla guttata auduboni_ (Baird). Southern portions of the Province, east of Cascades to Rocky Mountains. MERULA Leach. 358. American Robin. _Merula migratoria_ (Linn.). Both forms are to be found on Vancouver Island. Taken at Chilliwhack by A. C. Brooks. 359. Western Robin. _Merula migratoria propinqua_ (Ridgw.). An abundant resident throughout the Province. IXOREUS Bonaparte. 360. Varied Thrush. _Ixoreus nævius_ (Gmel.). Common throughout the Province, east and west of Cascades. SIALIA Swainson. 361. Western Bluebird. _Sialia mexicana occidentalis_ (Towns.). A common summer resident east and west of Cascades. A few winter on Vancouver Island. 362. Mountain Bluebird. _Sialia arctica_ (Swains.). A summer resident east and west of Cascades, including Vancouver Island. INDEX. A. No. Albatross, Black-footed 35 Albatross, Short-tailed 36 Auklet, Rhinoceros 12 Auklet, Cassin's 13 B.