Northern Bentbill

Here the details of the Northern Bentbill named bird below:

SCI Name:  Oncostoma cinereigulare
Protonym:  Todirostrum cinereigulare Proc.Zool.Soc.London(1856) (1856), Pt24 no.319 p.295
Taxonomy:  Passeriformes / Tyrannidae / Oncostoma
Taxonomy Code:  norben1
Type Locality:  Cordoba, Veracruz, Mexico.
Author:  Sclater, PL
Publish Year:  1857
IUCN Status:  Least Concern

DEFINITIONS

ONCOSTOMA
(Tyrannidae; Ϯ Northern Bentbill O. cinereigulare) Gr. ογκος onkos  bulk, weight; στομα stoma, στοματος stomatos  mouth; "98. TODIROSTRUM CINEREIGULARE, sp. nov.  ...  rostro compressiusculo, crassiusculo; culmen carinato, incurvo  ...  This Todirostrum differs slightly in the form of the bill from the ordinary members of the genus, that part being rather thicker, and with the culmen elevated and more incurved than in the typical species of the group." (P. Sclater 1856); "Genus ONCOSTOMA.   1269. ONCOSTOMA CINEREIGULARE.  Todirostrum cinereigulare, Sclater, P.Z.S. 1856, p. 295." (P. Sclater 1862); "Oncostoma Sclater, 1862, Cat. Coll. Amer. Birds, p. 208. Type, by monotypy, Todirostrum cinereigulare Sclater." (Traylor in Peters 1979, VIII, 78).

cinereigulare / cinereigularis
L. cinereus  ash-coloured  < cinis, cineris  ashes; Mod. L. gularis  throated  < L. gula  throat.