Neoporteria transitensis (F.Ritter) Ferryman, Cacti Illustr. Dict.: 149. 1991 Neoporteria transitensis (F.Ritter) Ferryman, Cacti Illustr. Dict.: 149. 1991is new combination for Pyrrhocactus transitensis F.Ritter in Taxon 12: 33. 1963Taxon for this nameNeoporteria transitensis (F.Ritter) Ferryman