Mammillaria heyderi subsp. gaumeri (Britton & Rose) D.R.Hunt, Mammillaria Postscripts 6: 10. 1997 sec. Hunt 2016
- ≡Neomammillaria gaumeri Britton & Rose, Cactaceae 4: 72–73. 1923 syn. sec. Hunt 2016
- ≡Mammillaria gaumeri (Britton & Rose) Orcutt in Cactography 7. 1926 syn. sec. Hernández & Gómez-Hinostrosa 2015