root | cellular organisms | Eukaryota | Opisthokonta | Metazoa | Eumetazoa | Bilateria | Protostomia | Ecdysozoa | Panarthropoda | Arthropoda | Chelicerata | Arachnida | Acari | Parasitiformes | Ixodida | Ixodoidea | Ixodidae | Ixodinae | Ixodes