Melocactus pachyanthus Buining & Brederoo in Kakteen And. Sukk. 27: 1. 1975
Melocactus pachyanthus in Kakteen And. Sukk. 27: 1. 1975
non Melocactus pachyacanthus in Kakteen And. Sukk. 27(1): 1. 1975
Melocactus pachyanthus in Kakteen And. Sukk. 27: 1. 1975
Taxon for this name