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Kingdom Animalia (animals)
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Eumetazoa (metazoans)
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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 Passeriformes (perching birds)
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Sylvoidea (Old World warblers and relatives)
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Family Hirundinidae (swallows)
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Genus Ptyonoprogne
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Species Ptyonoprogne obsoleta (pale crag martin)-



Subspecies Ptyonoprogne obsoleta arabica -



Subspecies Ptyonoprogne obsoleta buchanani -



Subspecies Ptyonoprogne obsoleta obsoleta -



Subspecies Ptyonoprogne obsoleta pallida -



Subspecies Ptyonoprogne obsoleta perpallida -



Subspecies Ptyonoprogne obsoleta presaharica -



Subspecies Ptyonoprogne obsoleta spatzi
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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.



