GibbonsHylobatidaeHylobatidae (gibbons) is a family in the order Primates, containing 20 described species.Scientific classificationRankTaxonDomainEukaryotaKingdomAnimaliaPhylumChordataClassMammaliaOrderPrimatesFamilyHylobatidaeGeneraHylobates9Nomascus7Hoolock3Symphalangus1