Mammillaria sphacelata subsp. viperina (J.A. Purpus) D.R. Hunt, Mammillaria Postscripts 6: 7. 1997 sec. Hunt 2016
- ≡Mammillaria viperina J.A. Purpus in Monatsschr. Kakteenk. 22: 148. 1912 syn. sec. Guzmán & al. 2003
- =Neomammillaria viperina (J.A. Purpus) Bravo in Anales Inst. Biol. Univ. Nac. México 1: 124. 1930 syn. sec. Guzmán & al. 2003
- =Leptocladodia viperina (J.A. Purpus) Buxb., Kakteen 20: C VIIIc. 1962 syn. sec. Guzmán & al. 2003
- =Mammillaria sphacelata f. viperina (J.A. Purpus) Battaia & Zanov. in Piante Grasse 16: 18. 1996 syn. sec. Guzmán & al. 2003
- =Escobariopsis viperina (J.A. Purpus) Doweld in Sukkulenty 3: 42. 2000 syn. sec. Guzmán & al. 2003