(syn. Chloephaga Ϯ Andean Goose C. melanoptera) Gr. ορεσσι- oressi-  mountain-  (i.e. Chilean Andes)  < ορος oros, ορεος oreos  mountain; χην khēn, χηνος khēnos  goose; "ORESSOCHEN, n. g.  Gen. Char. Bill very robust, light colored, lamellæ not projecting. Feet robust, light colored, hallux well developed. Plumage of sexes similar; colors simple.  Species Oressochen melanopterus, Gay.  Highland regions of Chili" (Bannister 1870).

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 16 December 2018).