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Eumetazoa (metazoans)
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Bilateria (bilaterally symmetrical animals)
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Deuterostomia (deuterostomes)
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Craniata (craniates)
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Euteleostomi (bony vertebrates)
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Tetrapoda (tetrapods)
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Amniota (amniotes)
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Order Squamata
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Family Colubridae
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Genus Arizona
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Infraspecies Arizona elegans arenicola
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Infraspecies Arizona elegans blanchardi
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Infraspecies Arizona elegans candida
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Infraspecies Arizona elegans eburnata
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Infraspecies Arizona elegans elegans
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Infraspecies Arizona elegans noctovaga
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Infraspecies Arizona elegans occidentalis
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Infraspecies Arizona elegans philipi
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