(syn. Tetraogallus Ϯ Caucasian Snowcock T. caucasicus) Gr. ορος oros, ορεος oreos  mountain (i.e. Caucasus Mts.); τετραξ tetrax, τετραγος tetragos  gamebird (probably grouse or guineafowl) (see Lophotetrax).

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 www.hbw.com on 22 January 2019).