In the first edition of Genera Palmarum (1987), Natalie Uhl and John Dransfield placed the genus Thrinax in subfamily Coryphoideae, tribe Corypheae and subtribe Thrinacinae.
In the first edition of Genera Palmarum (1987), Natalie Uhl and John Dransfield assigned the Thrinax genus to the subfamily Coryphoideae, which is part of the larger tribe Corypheae and further divided into the subtribe Thrinacinae.