- Hexostoma auxisi Palombi, 1943 accepted as Hexostoma thynni (Delaroche, 1811) Rafinesque, 1815
- Hexostoma thynni (Delaroche, 1811) Rafinesque, 1815
- Neohexostoma euthynni (Meserve, 1938) Price, 1961
- Neohexostoma extensicaudum (Dawes, 1940) Price, 1961
- Neohexostoma thunninae (Parona & Perugia, 1889) Price, 1961