Order Primates Linnaeus, 1758 - primates Semiorder Strepsirrhini see Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812 Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812 Infraorder Lorisiformes Gregory, 1915 Family †Plesiopithecidae Simons & Rasmussen, 1994, incertae sedis [monotypic] 1 Genus †Plesiopithecus Simons, 1992