Echinomastus mapimiensis Backeb. in Cact. Succ. J. Gr. Brit. 15: 68. 1953 Echinomastus mapimiensis Backeb. in Cact. Succ. J. Gr. Brit. 15: 68. 1953Taxon for this nameEchinomastus mapimiensis Backeb.