Presbytis cristatus ultimus Elliot 1913 (silvery lutung)
Mammalia - Primates - Cercopithecidae
Alternative combination: Trachypithecus cristatus ultimus
Belongs to Presbytis cristatus according to Elliot 1913
Sister taxa: Trachypithecus cristatus cristatus, Trachypithecus cristatus robustus
Ecology: arboreal frugivore-folivore
Distribution: there are no occurrences of Presbytis cristatus ultimus in the database