Mammillaria magnimamma var. arietina (Lem.) Salm-Dyck, Cact. Hort. Dyck., ed. 1844: 12. 1845
Mammillaria magnimamma var. arietina, Cact. Hort. Dyck., ed. 1844: 12. 1845
is new combination for Mammillaria arietina, Cact. Aliq. Nov.: 10. 1838
Mammillaria magnimamma var. arietina, Cact. Hort. Dyck., ed. 1844: 12. 1845
Taxon for this name