Echinofossulocactus sulphureus (A.Dietr.) Y.Itô, Cacti, ed. 2: 101. 1952
Echinofossulocactus sulphureus, Cacti, ed. 2: 101. 1952
is new combination for Echinocactus sulphureus in Allg. Gartenzeitung 13: 170. 1845
Echinofossulocactus sulphureus, Cacti, ed. 2: 101. 1952
Taxon for this name