The southern white-cheeked gibbon (Nomascus siki) is a species of gibbon native to Vietnam and Laos. It is closely related to the northern white-cheeked gibbon (Nomascus leucogenys) and the yellow-cheeked gibbon (Nomascus gabriellae); it has previously been identified as a subspecies of each of these.
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Also See
- Black Crested Gibbon
- Agile Gibbon
- Javan Gibbon
- Bornean White-Bearded Gibbon
- White-Handed Gibbon
- Kloss’ Gibbon
- Bornean Gibbon
- Pileated Gibbon
- Black-Crested Gibbon
- Northern White-Cheeked Gibbon
- Siamang
- Eastern Black Crested Gibbon
- Eastern Hoolock Gibbon
- Western Hoolock Gibbon
- Buff-Cheeked Gibbon
- Yellow-Cheeked Gibbon
