Gavrilov-Zimin, I.A., & Trapeznikova, I.V. 2008a Karyotypes of some mealybugs (Homoptera: Coccinea: Pseudococcidae).. Proceedings of the XI International Symposium on Scale Insect Studies, Oeiras, Portugal, 24-27 September 2007. ISA Press Lisbon, Portugal 322 pp.

Notes: Karyological features of Antonina evelynae Gavrilov (2n=12), Balanococcus singularis (Schmutterer) (2n=10), Dysmicoccus multivorus (Kiritchenko) (2n=10), Heterococcus nudus (Green) (2n=10), Phenacoccus aceris (Signoret) (2n=10), Trionymus perrisii (Signoret) (2n=16) are discussed and illustrated. All studied species are characterized by a Lecanoid genetic system and show heterochromatinization of the paternal set of chromosomes. The new data on reproductive biology of these species are reported.