| Name | Mammilloydia |
| Authorship | |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Cactaceae |
| Contains | Mammilloydia candida (Scheidw.) Buxb. Mammilloydia ortizrubiana (Bravo) Buxb. Mammilloydia ortizrubioana (Bravo) Buxb. Mammilloydia ortizrubiona (Bravo) Buxb. Mammilloydia sp. |