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 Parapulex Species Parapulex chephrenis (blokha) Species Parapulex echinatus (blokha)
