-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Hexapods (Subphylum Hexapoda)

-Insects (Class Insecta)

-Winged and Once-winged Insects (Subclass Pterygota)

-​True Bugs, Hoppers, Aphids, and Allies (Order Hemiptera)

-True Bugs (Suborder Heteroptera)​

-Pentatomomorph Bugs (Infraorder Pentatomomorpha)

-Superfamily Pentatomoidea​​

-Stink Bugs (Family Pentatomoidae)​​

-Predatory Stink Bugs (Subfamily Asopinae)

-Genus Stiretrus

Stiretrus is a genus of predatory stink bugs in the family Pentatomidae. Both nymphs and adults attack insects larger than themselves, and suck the body fluids from their prey with a needle-like beak.