I. ˈkaləˌthriks noun
Usage: capitalized
Etymology: New Latin, from Latin, an ape, from Greek kallithrix beautiful-haired, from kalli- calli- + thrix hair
: a genus consisting of the true marmosets
II.
Etymology: New Latin, from Latin, an ape
synonym of callicebus — a prior name invalid as a homonym of 1 Callithrix