Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Ecdysozoa Arthropoda (arthropods) Hexapoda Class Insecta (insects) Order Hymenoptera Superfamily Cephoidea Family Cephidae (stem sawflies) Genus Cephus Species Cephus cinctus (wheat stem sawfly) Species Cephus pygnaeus (european wheat stem sawfly)
