Hershkovitz's titi (Callicebus dubius) is a species of titi, a type of New World monkey, from South America.

The black titi (Callicebus lugens) is a species of titi, a type of New World monkey, from South America.

An analogous trait is found in the bald uakari (Cacajao calvus), a type of New World monkey.

The Black bearded saki (Chiropotes satanas) is a species of bearded saki, a type of New World monkey.

The ornate titi, Callicebus ornatus, is a species of titi, a type of New World monkey, endemic to Colombia.

Barbara Brown's titi (Callicebus barbarabrownae) is a species of titi, a type of New World monkey.

Prince Bernhard's Titi, a type of New World monkey.

The ashy black titi, Callicebus cinerascens, is a species of titi, a type of New World monkey, endemic to Brazil.

The black-fronted titi, Callicebus nigrifrons, is a species of titi, a type of New World monkey, endemic to Brazil.

The red-handed howler (Alouatta belzebul) is a vulnerable species of howler monkey, a type of New World monkey.