Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Protostomia (protostomes) Ecdysozoa Arthropoda (arthropods) Chelicerata (spiders, mites, scorpions, and relatives) Class Arachnida Order Araneae Family Atypidae Genus Atypus Genus Calommata Genus Sphodros