Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Ecdysozoa Arthropoda (arthropods) Chelicerata (spiders, mites, scorpions, and relatives) Class Arachnida Order Ixodida Family Argasidae Genus Argas Genus Carios Genus Ornithodoros Genus Otobius