Russo, A., & Mazzeo, G. 1996 Dactylopius coccus Costa (Homoptera, Coccoidea): la cocciniglia del carminio. [Dactylopius coccus Costa (Homoptera, Coccoidea): the cochineal scale.]. Informatore Fitopatologia 4: 10-13.

Notes: The carminic acid, obtained from D. coccus represents a typical production of several cactus pear cultivations in South America; brief data on biology, natural enemies, rearing methods and colouring use.