De Marzo, L., Romano, V., & Tranfaglia, A. 1990 Types of the female reproductive system in some scale insects (Homoptera: Coccoidea).. Proceedings of the Sixth International Symposium of Scale Insect Studies, Part II. Cracow, Poland: August 6-12, 1990. Agricultural University Press Cracow, Poland

Notes: Abstract: Characteristics & evolutionary trends of 8 different types of genital systems in female Coccoidea; list of taxa examined with remarks on corresponding types.