ONYCHOGNATHUS

(Sturnidae; Ϯ Chestnut-winged Starling O. fulgidus) Gr. ονυξ onux, ονυχος onukhos  claw, nail; γναθος gnathos  jaw; "1. Onychognathus, Nob., n. gen.  Familia Sturnidæ, subfam.-- Ptilonorhynchinæ, Gray.   Char. gen. rostrum (pl. 14, fig. 2). Capite longius, compressum, grypanium, aduncum, culmine arcuato, basi applanato-rotundato; apice acuto elongato uncinato.  Cauda valde gradata, elongata; rectrices angustæ debiles, apice rotundatæ.  Alæ mediocres, remige prima spuria; tertia, quarta et quinta cæteris longioribus, æqualibus; remiges tertiariæ (pl. 14, f. 3) et tectrices alæ majores structuram exhibent valde extraordinariam; pogonium externum fascia longitudinali holosericea in duo quasi dimidia dispertitur, quorum unum superius (sæpo proximum) ordinarium, alterum inferius decompositum, laxum, quasi fimbriatum dependet.  Pedes robusti, breves, digito interno et externo æqualibus; unguibus mediocribus, validis.   O. fulgidus, Nob.  ...  Habitat: île Saint-Thomé, golfe de Guinée." (Hartlaub 1849); "Onychognathus Hartlaub, 1849, Rev. Mag. Zool. (Paris), p. 494. Type, by monotypy, Onychognathus fulgidus Hartlaub." (Amadon in Peters 1962, XV, 87).   
Var. Onychoramphus (Gr. ραμφος rhamphos  bill), Onychorhamphus, Onicognathus, Onycognathus.   
Synon. Amydrus, Cinnamopterus, Galeopsar, Hagiopsar, Nabouroupus, Oligomydrus, Pilorhinus, Ptilonorhynchus, Pyrrhocheira.

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2018). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2018). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from www.hbw.com on 14 December 2018).