Kingdom Bacteria Class Gammaproteobacteria Family Pseudomonadaceae Rank Species | Phylum Proteobacteria Order Pseudomonadales Genus Pseudomonas | |
The bacterial species Pseudomonas melophthora, can be found in the apple maggot, Rhagoletis pomonella. This can be considered a form of symbiosis as, amongst other things, the bacteria has the ability to degrade insecticides and so offers a form of protection to the apple maggot.
References
Pseudomonas melophthora Wikipedia(Text) CC BY-SA