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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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Class Reptilia
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Class Aves (birds)
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Subclass Neognathae (neognath birds)
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Infraclass Neoaves (modern birds)
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Order Piciformes (woodpeckers and relatives)
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Family Picidae (woodpeckers)
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Genus Picoides (pied woodpeckers)-
Species Picoides albolarvatus (white-headed woodpecker) -
Species Picoides arcticus (black-backed woodpecker)
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Species Picoides arizonae (Arizona woodpecker)
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Species Picoides borealis (red-cockaded woodpecker)
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Species Picoides lignarius (striped woodpecker) -
Species Picoides mixtus (checkered woodpecker)
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Species Picoides nuttallii (Nuttall's woodpecker)
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Species Picoides pubescens (downy woodpecker)
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Species Picoides scalaris (ladder-backed woodpecker)
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Species Picoides stricklandi (Arizona woodpecker)
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Species Picoides tridactylus (Eurasian three-toed woodpecker)
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Species Picoides villosus (hairy woodpecker)
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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.
