Pyrrhocactus megliolii Rausch in Kakteen And. Sukk. 25(10): 220. 1974
Pyrrhocactus megliolii in Kakteen And. Sukk. 25(10): 220. 1974
is basionym for Eriosyce megliolii in Cactaceae Syst. Init. 20: 16. 2005
is basionym for Neoporteria megliolii in Ashingtonia 2(4): cppo [4]. 1976
Type: Argentina, San Juan, near Marayes, W. Rausch 559 (W)