What is Eurytides marcellus?
{{Taxobox | name = Zebra Swallowtail | image = Zebra Swallowtail, Megan McCarty69.jpg | image_caption = Spring form | status = NE | status_system = IUCN3.1 | regnum = [[Animal]]ia | phylum = [[Arthropod]]a | classis = [[Insect]]a | ordo = [[Lepidoptera]] | subordo = [[Ditrysia]] | superfamilia = [[Papilionoidea]] | familia = [[Papilionidae]] | genus = ''[[Eurytides]]'' | species = '''''E. marcellus''''' | binomial = ''Eurytides marcellus'' | binomial_authority = Cramer, 1777 | range_map = Eurytides marcellus range map.PNG }} The '''Zebra Swallowtail''' (''Eurytides marcellus'') is a [[North America]]n [[butterfly]]. It is in the family [[Papilionidae]]. Some authors place the species under the genera ''[[Iphiclides]]'', ''[[Graphium]]'', and ''[[Papilio]]''. Its [[wikt:obvious|obvious]] black and white-striped pattern is like the pattern of a [[zebra]]. The Zebra Swallowtail is the official state butterfly of [[Tennessee]]. ==Description== [[File:Zebra Swallowtail Megan McCarty10.jpg|thumb|left|Summer form]] The Zebra Swallowtail has triangle-shaped wings. It has long tails on the hind wings (the bottom wings). It has some black and white markings on its wings. There are some small red and blue markings on the hind wings. There are two [[wikt:season|seasonal]] forms. Spring forms are more white. They have small black tails with white tips. Summer forms are more black. They have longer tails with more white in them.<ref name=jpbkk>Jim P. Brock and Kenn Kaufman (2003). ''Butterflies of North America''. Houghton Mifflin, New York, NY. {{ISBN|0-618-15312-8}}</ref> The wingspan is 2 2/5 to 3 1/2&nbsp;inches.<ref name=ems>Ernest M. Shull (1987). ''The Butterflies of Indiana''. Indiana Academy of Science. {{ISBN|0-253-31292-2}}</ref> ==Distribution== This species is found in the eastern and southeastern regions of North America. ==Habitat== This butterfly can be found in a [[wikt:variety|variety]] of [[habitat]]s near [[Asimina|pawpaw]] trees. Such habitats include open woodlands, grassy fields,