Thelocactus conothelos subsp. argenteus (Glass & R.A. Foster) Glass, Guía Identific. Cact. Amenazadas México 1: Th/con ssp. argenteus. 1997. 1998 sec. Hunt 2016
- ≡Thelocactus conothelos var. argenteus Glass & R.A. Foster in Cact. Succ. J. (Los Angeles) 44: 48. 1972 syn. sec. Guzmán & al. 2003
- =Torreycactus conothelos var. argenteus (Glass & R.A. Foster) Doweld in Sukkulenty 1: 19. 1998 syn. sec. Guzmán & al. 2003
- =Torreycactus conothelos subsp. argenteus (Glass & R.A. Foster) Doweld in Sukkulenty 3: 37. 2000 syn. sec. Guzmán & al. 2003