From The Collaborative International Dictionary of English v.0.48 :
Entellus \En*tel"lus\, n. [NL., the specific name, fr. Gr. ? to command.] (Zo["o]l.) An East Indian long-tailed bearded monkey ({Semnopithecus entellus) regarded as sacred by the natives. It is remarkable for the caplike arrangement of the hair on the head. Called also hoonoomaun and hungoor. [1913 Webster]From WordNet (r) 3.0 (2006) :
entellus n 1: langur of southern Asia; regarded as sacred in India [syn: entellus, hanuman, Presbytes entellus, Semnopithecus entellus]