Circulus
A roundish area that is usually located at mid-venter on the abdomen of mealybugs (Pseudococcidae). It is bounded by a sclerotized ring and without pores and setae.
A roundish area that is usually located at mid-venter on the abdomen of mealybugs (Pseudococcidae). It is bounded by a sclerotized ring and without pores and setae.