Turbinicarpus subterraneus (Backeb.) A.D.Zimmerman in Bradleya 9: 92. 1991 Turbinicarpus subterraneus (Backeb.) A.D.Zimmerman in Bradleya 9: 92. 1991is new combination for Echinocactus subterraneus Backeb. in Kakteen-Freund 1: 110. 1932Taxon for this nameTurbinicarpus subterraneus (Backeb.) A.D.Zimmerman