†Gemixystus Iredale 1929 (murex snail)
Gastropoda - Neogastropoda - Muricidae
Parent taxon: Trophoninae according to B. Wilson 1994
Sister taxa: Anatrophon, Apixystus, Benthoxystus, Chesatrophon, Enatimene, Enixotrophon, Eopaziella, Lenitrophon, Litozamia, Scabrotrophon, Trophon, Vesanula, Xanthochorus, Xenotrophon, Xymene, Xymenopsis
Subtaxa: none
Ecology: epifaunal carnivore