Kingdom Animalia (animals) Eumetazoa (metazoans) Bilateria (bilaterally symmetrical animals) Deuterostomia (deuterostomes) Phylum Chordata (chordates) Craniata (craniates) Subphylum Vertebrata (vertebrates) Superclass Gnathostomata (jawed vertebrates) Euteleostomi (bony vertebrates) Class Sarcopterygii (lobe-finned fishes and terrestrial vertebrates) Tetrapoda (tetrapods) Amniota (amniotes) Class Reptilia (turtles, snakes, lizards, and relatives) Class Aves (birds) Subclass Neognathae (neognath birds) Infraclass Neoaves (modern birds) Order Apodiformes (hummingbirds and swifts) Family Trochilidae (hummingbirds) Genus Polytmus Species Polytmus guainumbi (white-tailed goldenthroat) Species Polytmus milleri (Tepui goldenthroat) Species Polytmus theresiae (green-tailed goldenthroat)
