Pygosceles t[ae]niata

from The Collaborative International Dictionary of English v.0.48

Gentoo \Gen*too"\ (j[e^]n*t[=oo]"), n.; pl. {Gentoos}
   (j[e^]n*t[=oo]z").
   A penguin ({Pygosceles t[ae]niata}). [Falkland Is.]
   [Webster 1913 Suppl.]