Order Primates Linnaeus, 1758 - primates Semiorder Euprimates Hoffstetter, 1978 see Clade Euprimates Suborder Strepsirhini see Suborder Strepsirrhini Geoffroy Saint-Hilaire, 1812 Infraorder †Adapiformes Hoffstetter, 1977 Family †Adapidae Trouessart, 1879 Genus †Simonsia Schwartz & Tattersall, 1982