Ebony langurs Trachypithecus auratus (É. Geoffroy Saint-Hilaire, 1812). From left, clockwise: partially-bleached individual in the office of the East Javan Nature Conservation Agency in Surabaya (November 2009); partially-bleached individual in the Matingan animal market (May-July 2009); a previously partially-bleached male Bobby after his release back into the wild (November 2014); a previously partially-bleached female Rus after her release back into the wild (November 2014); Bobby grooming Rus (December 2014).

 
 
  Part of: Nijman V (2021) No longer based on photographs alone: refuting the validity of golden-crowned langur Presbytis johnaspinalli Nardelli 2015 (Mammalia, Primates, Cercopithecidae). Zoosystematics and Evolution 97(1): 141-145. https://doi.org/10.3897/zse.97.62235