Marmosets[1][2] Common marmoset (Callithrix jacchus) at Tibau do Sul, Rio Grande do Norte Scientific classification Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Primates Suborder: Haplorhini Infraorder: Simiiformes Parvorder: Platyrrhini Family: Callitrichidae Groups included Callibella M.G.M. van Roosmalen & T. van Roosmalen, 2003 (Roosmalens' dwarf marmoset) Callimico Miranda-Ribeiro, 1922 (Goeldi's marmoset) Callithrix Erxleben, 1777 (Atlantic marmosets) Cebuella Gray, 1866 (pygmy marmosets) Mico Lesson, 1840 (Amazonian marmosets) Cladistically included but traditionally excluded taxa Leontopithecus Lesson, 1840 (lion tamarins) Saguinus Hoffmannsegg, 1807 (tamarins)