noun
hoolock gibbon
Refers to either of the two gibbon species in the genus Hoolock. A zoological term, but recognizable in general contexts.
動物園でフーロックテナガザルを見た。
I saw a hoolock gibbon at the zoo.
Generic term for gibbon; フーロックテナガザル specifies the hoolock genus.
From English 'hoolock' (the genus name) + Japanese 手長猿 (てながざる, 'gibbon', literally 'long-armed monkey').