archibuiningiana FR 764
Aylostera
R. archibuiningiana Ritter 1978 - Fearn Pearcy 1981: (incl. R. spinosissima Backeb.)
R. archibuiningiana Ritter 1978 - Šída 2004: (genus Rebutia, subgen. Rebutia, sectio 2. Aylostera, series 8. Spinosissima, species 6.)
A. spinosissima (Backeb.) Backeb. 1936 - Mosti & Papini 2011: spec.48, Rebutia I (genus Aylostera, subg. Aylostera)
A. deminuta (sensu Br. & R.) - Ritz & al. 2016: spec.3 (genus Aylostera, clade Aylostera)