. The birds of British Guiana : based on the collection of Frederick Vavasour McConnell ... . its full plumageuntil it is two or three years old. Genus MELANOTROCHILUS Deslongch. Melanoirochihts Deslongcliamps, Ann. Mus. dHist. Nat. Caen, 224, pi. iv. fig. 4, 1880. Type (Vieill.). Tliis genus is by the slightly emarginate tail, thetwo middle feathers being the shortest, the four outer ones on eachside about ecpial in length and oblique at the tips, and the shorterTipper tail-coverts. 265. Melanotrochilus Jacoijin. Trocliil us fuscus Vieill. N. Diet. d
. The birds of British Guiana : based on the collection of Frederick Vavasour McConnell ... . its full plumageuntil it is two or three years old. Genus MELANOTROCHILUS Deslongch. Melanoirochihts Deslongcliamps, Ann. Mus. dHist. Nat. Caen, 224, pi. iv. fig. 4, 1880. Type (Vieill.). Tliis genus is by the slightly emarginate tail, thetwo middle feathers being the shortest, the four outer ones on eachside about ecpial in length and oblique at the tips, and the shorterTipper tail-coverts. 265. Melanotrochilus Jacoijin. Trocliil us fuscus Vieill. N. Diet. dHist. Nat. vii. \\ 318, 1S17 (Brazil).llorisuijafusca Salvin, Cat. B. Brit. Mus. xvi. p. 331, 1892. 31U BIRDS OF BRITISH GUIANA, Jfelanofrochtilts fuscus Brabourne & Chubb, B. S. Amer. i. p. Ill,no. 1059, 19i2. Adult. General colour above and below velvety-black withglossy steel-green on the lower back, upper tail-coverts, and middletail-feathers ; outer tail-feathers white, edged with brown at thetips ; a white lin^ on the flanks which joins the base of the whiteouter Jlcfanotrocliilus fuscits. Fig. 73.—To illustrate the shape of the bill, the slightly emarginatedtail, and the shorter upper tail-coverts. Total length 126 mm., culmen 18, wing 78, tail 45. The bird described above was collected on the Bonasika Riverin December 1898. This is the first and only known record of the occurrence ofthis species in British Guiana. Breeding-season. Unknown in British Guiana. Kest. Unrecorded in British Guiana. E(jgs. Undescribed from British Guiana. Range in British Guiana. Bonasika River (McConnell collection). Extralinntal Range. Eastern Brazil. Habits. Unrecorded in British Guiann. Note.—Thaumasius Sclater is an emended name for ThaumantiasBonap., and, furthermore, it is preoccupied in Aranew. A new name, therefore, is required, for which wo proposeBrabournea. with B. tar:anoicslii (Sclater) as the tyjie. AGYRTUIXA. 305 Genus AGYRTRINA, n. gen. We propose this name
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