Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Ecdysozoa Arthropoda (arthropods) Hexapoda Class Insecta (insects) Order Siphonaptera Superfamily Pulicoidea Family Pulicidae Genus Pulicella Species Pulicella aenigma (blokha) Species Pulicella macrotheca (blokha)
