Melocactus schatzlii W.Till & R.Gruber in Kakteen And. Sukk. 33: 68–70. 1982
Melocactus schatzlii in Kakteen And. Sukk. 33: 68–70. 1982
is basionym for Melocactus mazelianus subsp. schatzlii in Cactology 2: 7. 2010
Melocactus schatzlii in Kakteen And. Sukk. 33: 68–70. 1982