Franco, J.C., Russo, A., & Marotta, S. 2011 An annotated checklist of scale insects (Hemiptera: Coccoidea) of Portugal, including Madeira and Azores Archipelagos. Zootaxa 3004: 1–32

Notes: A first comprehensive checklist of the scale insects of Portugal, including Azores and Madeira Archipelagos, is presented comprising a total of 168 species: 124 from Mainland, 109 from Madeira, and 52 from Azores. The listed species are distributed among 85 genera and 15 families.