Leucoblepharon

(syn. Branta Ϯ Canada Goose B. canadensis) Gr. λευκος leukos  white; βλεφαρον blepharon  eyelid; "LEUCOBLEPHARON, Baird. - Head and neck black. A large triangular patch behind the eye, usually broadly confluent with its fellow beneath, the upper angle truncate. A few whitish feathers on lower eyelid.   Tail of eighteen feathers   . . . canadensis" (Baird 1858).

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 19 January 2019).