Semnopithecus latibarbatus var. pallidus Public domain scan of drawing, 18th-century zoological illustration, free to use, no copyright restrictions image - Picryl description
Figures: Proboscis monkey Nasalis larvatus Orangutan Pongo sp., syn. Pithecus satyrus Siamang Symphalangus syndactylus foot and 5. Javan lutung Trachypithecus auratus dentition, syn. Semnopithecus maurus Title Mehr
Figures: Proboscis monkey Nasalis larvatus Orangutan Pongo sp., syn. Pithecus satyrus Siamang Symphalangus syndactylus foot and 5. Javan lutung Trachypithecus auratus dentition, syn. Semnopithecus maurus Title Mehr