Any of four species of small New World monkeys that constitute the genus Leontopithecus.

Small monkey with silky fur.

Small, golden-furred Brazilian monkey.

A small New World monkey with a long crest, white hairs from forehead to nape flowing over the shoulders, Saguinus oedipus

Saguinus imperator, a South American tamarin.

The cotton-top tamarin (Saguinus oedipus) is a small New World monkey weighing less than .

The pied tamarin (Saguinus bicolor), sometimes referred to as the Brazilian bare-faced tamarin, is a critically endangered species of primate found in a restricted area of the Brazilian Amazon Rainforest.

Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-naped tamarin, is a tamarin, a type of small monkey, found in Panama and Colombia.