(Bucerotidae; Ϯ Rufous-necked Hornbill A. nipalensis) Gr. ακερως akerōs  hornless  < negative prefix α- a- ; κερας keras, κερως kerōs  horn; "Bucerotidæ.  ...  Aceros nipalensis, [drawing nos.] 600-602" (J. Gray 1844); "Although belonging to the group of large Hornbills, it differs conspicuously from them in being destitute of a casque, that remarkable addition to the bills of its relatives; instead of this the culmen is swollen at the base, and slightly elevated" (Elliot 1882); "Aceros J. E. Gray, Zool. Misc., 1844, p. 85. Type, by monotypy, Aceros nipalensis = Buceros nipalensis Hodgson." (Peters 1945, V, 263).

Search for more names on the Key to Scientific Names in Ornithology by James A. Jobling.
Recommended citation
Jobling, J. A. (2019). Key to Scientific Names in Ornithology. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2019). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 23 January 2019).