Neomammillaria marshalliana H.E.Gates in Cact. Succ. J. (Los Angeles) 6: 4. 1934 Neomammillaria marshalliana H.E.Gates in Cact. Succ. J. (Los Angeles) 6: 4. 1934is basionym for Mammillaria marshalliana (H.E.Gates) Boed., Kaktus-ABC: 398. 1935Taxon for this nameNeomammillaria marshalliana H.E.Gates