- 185 King Bird—Tyrannus Intrepidus. Northern Tyrant—Tyr annus Borealis. Say's Fly-catcher—Tyrannula Saya. Little Tyrant Fly-catcher—Tyrannuta Pusilla. Short-legged Pewit—Tyrannula Richardsonii. American Dipper—Cinclus Americanus. Red-breasted Thrush—Merula Migratoria. Little Tawny Thrush—Merula Minor. Wilson's Thrush—Merula Wilsonii. Hermit Thrush—Merula Solitaria. Thrush-like Mock-bird— Orpheus Meruloides. Fox-colored Mocking Bird— Orpheus Rufus. Cat-bird— Orpheus Fdivox. Arctic Blue-bird—Erythaca Arctica. Common Blue-bird—Erythaca Wilsonii. Citron Warbler—Sylvicola JEstiva. Yellow-rump Warbler—Sylvicola Maculosa. Yellow Red-poll Warbler—Sylvicola Petechia. Golden-brown Warbler—Sylvicola Coronata. Black-poll Warbler—Sylvicola Striata. Nashville Worm-eater—Sylvicola Rubricapilla. Tennessee Worm-eater—Sylvicola Peregrina. Yellow-tailed Gnat-catcher—Setophaga Rutivilla. Bonaparte's Gnat-catcher—Setophaga Bonapartii. Black-cap Titmouse—Parus Articapillus. Golden-brown Accentor—Seiurus Aurocapillus. Aquatic Accentor—Seiurus Aquaticus. Reddish-brown Titlark—Anthus Aquaticus. Red-eyed Greenlet— Vireo Olivaceus. European Chatterer—Bombycilla Garrula. Cedar-bird—Bombycilla Americana. I shall not stop to consider these various species, which are interesting only from a scientific point of view, or on account of the pleasure they afford us. Many of them are very beautiful. Except the Black-cap Titmouse, which faces our Arctic winter, all are birds of passage. During the summer, they visit us to display the beauty of their plumage, often very rich and variegated, and to enliven our woods with their chirping and harmonious warbling. When gloomy winter freezes up, as it were, the last warming rays of autumn's sun