Echinocactus muricatus Link & Otto ex Pfeiff., Enum. Diagn. Cact.: 49. 1837
Echinocactus muricatus, Enum. Diagn. Cact.: 49. 1837
is basionym for Parodia muricata in Cactaceae Consensus Init. 6: 12. 1998
is basionym for Notocactus apricus var. muricatus, Cactaceae: 436. 1981
is basionym for Notocactus muricatus, Kakteen: 210. 1929
is basionym for Malacocarpus muricatus, Cactaceae 3: 194–195, f. 207. 1922
is basionym for Peronocactus muricatus in Sukkulenty 2(2): 21. 1999