Escobaria emskoetteriana (Quehl) Borg, Cacti (Borg): 304. 1937 sec. Hunt 2016
- ≡Mammillaria emskoetteriana Quehl in Monatsschr. Kakteenk. 20: 139. 1910 syn. sec. Guzmán & al. 2003
- =Escobaria bella Britton & Rose, Cactaceae (Britton & Rose) 4: 56-57. 1923 syn. sec. Hunt & al. 2006
- =Escobaria runyonii Britton & Rose, Cactaceae (Britton & Rose) 4: 55. 1923 syn. sec. Guzmán & al. 2003
- =Coryphantha emskoetteriana (Quehl) A. Berger, Kakteen (Berger): 280. 1929 syn. sec. Guzmán & al. 2003
- =Coryphantha muehlbaueriana Boed. in Monatsschr. Deutsch. Kakteen-Ges. 1: 241. 1929 syn. sec. Guzmán & al. 2003
- =Coryphantha robertii A. Berger, Kakteen (Berger): 280. 1929 syn. sec. Guzmán & al. 2003
- =Escobaria muehlbaueriana (Boed.) F.M. Knuth, Kaktus-ABC: 380. 1936 syn. sec. Guzmán & al. 2003