Neomammillaria schelhasei (Pfeiff.) Britton & Rose [ Mammillaria schelhasei Pfeiff.]
      
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6 695862 Neomammillaria schelhasei (Pfeiff.) Britton & Rose [125 639680 Mammillaria schelhasei Pfeiff.] Cactaceae
K.M. Schumann, M Gürke, F. Vaupel, Bl. Kakt., vol. 3 : t. 170 (1910) [J. Pohl]