IUCN SSC Primate Specialist Group Section on Small Apes

Hoolock tianxing Peng-Fei Fan, Kai He, Xing Chen et al., 2017 (Gaoligong hoolock gibbon) Hylobates agilis F.Cuvier, 1821 (agile gibbon) Hylobates albibarbis Lyon, 1911 (Bornean white-bearded gibbon) Hylobates klossii (Miller, 1903) (Kloss's gibbon) Hylobates lar (Linnaeus, 1771) (lar gibbon) Hylobates moloch (Audebert, 1798) (silvery Javan gibbon) Hoolock hoolock (Harlan, 1834) (western hoolock gibbon) Hoolock leuconedys (Groves, 1967) (eastern hoolock gibbon) Hylobates muelleri Martin, 1841 (eastern Müller's Bornean gibbon) Hylobates abbotti Kloss, 1929 (Abbott's Müller's Bornean gibbon) Hylobates pileatus Gray, 1861 (pileated gibbon) Nomascus concolor (Harlan, 1826) (black crested gibbon) Nomascus nasutus (Kunkel d'Herculais, 1884) (eastern black crested gibbon) Nomascus hainanus (Thomas, 1892) (Hainan black crested gibbon) Nomascus annamensis Thinh, Mootnick, Thanh, Nadler & Roos, 2010 (Northern Yellow-cheeked Crested Gibbon) Nomascus leucogenys (Ogilby, 1840) (northern white-cheeked gibbon) Nomascus siki (Delacour, 1951) (southern white-cheeked gibbon) Nomascus gabriellae (Thomas, 1909) (yellow-cheeked gibbon) Symphalangus syndactylus (Raffles, 1821) (siamang) Hylobates funereus I.Geoffroy Saint-Hilaire, 1850 (northern Müller's Bornean gibbon) Hylobates agilis F.Cuvier, 1821 (agile gibbon) Hylobates agilis F.Cuvier, 1821 (agile gibbon) Hoolock hoolock (Harlan, 1834) (western hoolock gibbon) Hoolock hoolock (Harlan, 1834) (western hoolock gibbon) Hoolock tianxing Peng-Fei Fan, Kai He, Xing Chen et al., 2017 (Gaoligong hoolock gibbon) Hoolock tianxing Peng-Fei Fan, Kai He, Xing Chen et al., 2017 (Gaoligong hoolock gibbon) Hoolock leuconedys (Groves, 1967) (eastern hoolock gibbon) Hoolock leuconedys (Groves, 1967) (eastern hoolock gibbon) Hylobates albibarbis Lyon, 1911 (Bornean white-bearded gibbon) Hylobates klossii (Miller, 1903) (Kloss's gibbon) Hylobates lar (Linnaeus, 1771) (lar gibbon) Hylobates lar (Linnaeus, 1771) (lar gibbon) Hylobates lar (Linnaeus, 1771) (lar gibbon) Hylobates moloch (Audebert, 1798) (silvery Javan gibbon) Hylobates muelleri Martin, 1841 (eastern Müller's Bornean gibbon) Hylobates abbotti Kloss, 1929 (Abbott's Müller's Bornean gibbon) Hylobates abbotti Kloss, 1929 (Abbott's Müller's Bornean gibbon) Hylobates funereus I.Geoffroy Saint-Hilaire, 1850 (northern Müller's Bornean gibbon) Hylobates pileatus Gray, 1861 (pileated gibbon) Hylobates pileatus Gray, 1861 (pileated gibbon) Nomascus concolor (Harlan, 1826) (black crested gibbon) Nomascus concolor (Harlan, 1826) (black crested gibbon) Nomascus concolor (Harlan, 1826) (black crested gibbon) Nomascus nasutus (Kunkel d'Herculais, 1884) (eastern black crested gibbon) Nomascus nasutus (Kunkel d'Herculais, 1884) (eastern black crested gibbon) Nomascus hainanus (Thomas, 1892) (Hainan black crested gibbon) Nomascus annamensis Thinh, Mootnick, Thanh, Nadler & Roos, 2010 (Northern Yellow-cheeked Crested Gibbon) Nomascus annamensis Thinh, Mootnick, Thanh, Nadler & Roos, 2010 (Northern Yellow-cheeked Crested Gibbon) Nomascus annamensis Thinh, Mootnick, Thanh, Nadler & Roos, 2010 (Northern Yellow-cheeked Crested Gibbon) Nomascus leucogenys (Ogilby, 1840) (northern white-cheeked gibbon) Nomascus leucogenys (Ogilby, 1840) (northern white-cheeked gibbon) Nomascus leucogenys (Ogilby, 1840) (northern white-cheeked gibbon) Nomascus siki (Delacour, 1951) (southern white-cheeked gibbon) Nomascus siki (Delacour, 1951) (southern white-cheeked gibbon) Nomascus gabriellae (Thomas, 1909) (yellow-cheeked gibbon) Nomascus gabriellae (Thomas, 1909) (yellow-cheeked gibbon) Nomascus gabriellae (Thomas, 1909) (yellow-cheeked gibbon) Symphalangus syndactylus (Raffles, 1821) (siamang) Symphalangus syndactylus (Raffles, 1821) (siamang)