Mammillaria arida Rose ex Quehl in Monatsschr. Kakteenk. 23: 181. 1913
Mammillaria arida in Monatsschr. Kakteenk. 23: 181. 1913
is basionym for Mammillaria petrophila subsp. arida, Mammillaria Postscripts 7: 3. 1998
is basionym for Neomammillaria arida, Cactaceae 4: 73, t. 7, f. 3. 1923