Turbinicarpus ×calozonus Halda & Panar. in Acta Mus. Richnov., Sect. Nat., 10: 166. 2003 sec. Aquino 2021
- ≡Turbinicarpus ×amoenulus nothosubsp. calozonus (Halda & Panar.) M.H.J.van der Meer in Cact. Phantast. 2019(4)-1: 9. 2019 syn. sec. ???
- Holotype: Garden hybrid, 25 Jun 2003, P. Panarotto 11946 (PR)
