. The birds of British Guiana : based on the collection of Frederick Vavasour McConnell ... . 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. ge
. The birds of British Guiana : based on the collection of Frederick Vavasour McConnell ... . 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 for A. icliitehji (Boucard), and it will beaAailable for the species classed under Agyrtria Reichenbach byBrabourne & Chubb, Birds of South America/ i. pp. 112, 113—aswe find, upon further research, that Reichenbach proposed Agyrtriaas a substitute name for Thaiimantias Bonaparte, which equalsPolytmus Brisson. In this genus the culm en is feathered at the base, the anteriorportion of the nasal covers is exposed, the bill is straight, and thetail Ayyrtrina 74.—To show the straight bill and the emarginated tail. Key to the Species. A. Crown of head bronze-green; throat glittering green , p. 39<j. B. Crown of head bright glittering green; throat wliite a. Base of lower mandible white, in contrast to the remainder of the bill, which is black ; lateral tail-feathers steel-blue A. leucogaster^ p. -300. h. Base of lower mandible black like the rest of the bill ; outer tail-feathers bronze with an incomjtlete dark subapical bar A. ichilclyi, p. JJl)7. 2^yC). Ag-yrtrina Emerald. Trochilusftluhrintus Gmel. Syst. Nat. i. p. lOIJ, ITftS (Cayenne).Agyrtria tobaci (nee (imel. j, Salvin, Iljis, IHS.), ]). Vio ( liartiea Crovo, MfVMTnft Mts., Korairaa) ; Quelch, Timchri 2j v. \<. 100. jSiH (Gcor^T^town^. 39G BIRDS OF BRITISH GUIANA. Aijyrlvia viridissima Salvin, Cat. B. Brit. Mus. xvi. p. ISG, 1S92.
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