†Thais (Vasula) Mörch 1860
Gastropoda - Neogastropoda - Muricidae
Alternative spellings: Purpura (Vasula), Vasula
Parent taxon: Thais according to W. P. Woodring 1959
Sister taxa: Thais (Mancinella), Thais (Thais), Thais arenae, Thais biserialis, Thais bitubercularis, Thais blakei, Thais brevicula, Thais clarkensis, Thais cornwalli, Thais dubia, Thais etchegoinensis, Thais kettlemanensis, Thais lamellosa, Thais packi, Thais panzana, Thais trancosana, Thais tuberosa, Thais wittichi
Subtaxa: Thais (Vasula) melones
Distribution: there are no occurrences of Thais (Vasula) in the database