Gómez-Menor Ortega, J. 1960 Adiciones a los "Cóccidos de España". V. (Superfamilia Coccoidea).. EOS 36: 157-204.

Notes: Mercetaspis benitezi n. sp.; notes on Spanish distribution of 27 armored scales and 29 soft scales in 35 genera; redescribes 12 species.