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Kingdom Animalia (animals)
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Eumetazoa (metazoans)-
Bilateria (bilaterally symmetrical animals)
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Deuterostomia (deuterostomes)
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Phylum Chordata (chordates)
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Craniata (craniates)
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Subphylum Vertebrata (vertebrates)
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Superclass Gnathostomata (jawed vertebrates)
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Euteleostomi (bony vertebrates)
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Class Sarcopterygii (lobe-finned fishes and terrestrial vertebrates)
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Tetrapoda (tetrapods)
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Amniota (amniotes)
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Synapsida (synapsids)
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Class Mammalia (mammals)
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Subclass Theria (Therian mammals)
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Infraclass Eutheria (placental mammals)
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Order Rodentia (rodents)
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Suborder Sciuromorpha (squirrels, dormice, and relatives)
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Family Sciuridae (squirrels)
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Subfamily Xerinae (marmots, ground squirrels, African squirrels, and relatives)-
Tribe Xerini (African ground squirrels)-
Genus Xerus (African ground squirrels)
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Species Xerus erythropus (striped ground squirrel) -
Species Xerus inauris (South African ground squirrel)
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Species Xerus princeps (Damara ground squirrel)
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Species Xerus rutilus (unstriped ground squirrel)
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Confused by a class within a class or an order within an order? Please see our brief essay.
Scientific names for Aves taxonomy (family and below) are from The Howard and Moore Complete Checklist of the Birds of the World, Princeton University Press, copyright 2003. Used by permission.
