Eriocactus ampliocostatus F.Ritter, Kakteen Südamerika 1: 253. 1979
Eriocactus ampliocostatus, Kakteen Südamerika 1: 253. 1979
is basionym for Parodia ampliocostata in Kakteen Orch. Rundschau 7: 61. 1982
is basionym for Notocactus schumannianus f. ampliocostatus in Internoto 18: 111. 1997
is basionym for Notocactus ampliocostatus in Succulenta (Netherlands) 60: 142. 1981
is basionym for Notocactus schumannianus var. ampliocostatus in Repert. Pl. Succ. 41: 11. 1990