| mealybugs with distinct endosymbiotic systems living on the same host plant. | mealybugs (homoptera: coccoidea: pseudococcidae) possess a large bacteriome consisting of a number of bacteriocytes whose cytoplasm is populated by endosymbiotic bacteria. in many mealybugs of the subfamily pseudococcinae, a peculiar endosymbiotic configuration has been identified: within the bacteriocytes, the primary betaproteobacterial endosymbiont tremblaya princeps endocellularly harbor secondary gammaproteobacterial endosymbionts in a nested manner. meanwhile, some mealybugs of the subfami ... | 2013 | 22809388 |