Chilita pygmaea (Britton & Rose) Buxb. in Sukkulentenkunde 5: 21. 1954 Chilita pygmaea (Britton & Rose) Buxb. in Sukkulentenkunde 5: 21. 1954is new combination for Neomammillaria pygmaea Britton & Rose, Cactaceae 4: 142–143. 1923Taxon for this nameChilita pygmaea (Britton & Rose) Buxb.