''Dynamine postverta'', the Mylitta greenwing or four-spot sailor, is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The group comprises ...

in the family

Nymphalidae The Nymphalidae are the largest family of butterflies, with more than 6,000 species distributed throughout most of the world. Belonging to the superfamily Papilionoidea, they are usually medium-sized to large butterflies. Most species have a re ...

. It is found throughout most tropical and subtropical areas of

Central Central is an adjective usually referring to being in the center of some place or (mathematical) object. Central may also refer to: Directions and generalised locations * Central Africa, a region in the centre of Africa continent, also known a ...

and

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the souther ...

, from

Mexico Mexico ( Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guate ...

south to

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

and

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

.''Dynamine postverta''
Butterflies of the Amazon and Andes The habitat includes primary rainforests, humid deciduous woodlands, scrubby grassland and farmland at altitudes up to about 900 metres. The larvae feed on ''

Dalechampia ''Dalechampia'' is a genus of plant of the family Euphorbiaceae and of the monogeneric subtribe Dalechampiinae. It is widespread across lowland tropical areas (generally below 2,000 m ASL) primarily in the Americas with smaller numbers of speci ...

'' species.

Subspecies

The following subspecies are recognised: *''D. p. postverta'' (Surinam, Brazil: Bahia, Minas Gerais) *''D. p. mexicana'' d'Almeida, 1952 (Mexico, Honduras)

References

* , 1780, ''Uitl. Kapellen'' 3 (22), pl.254, f. C,D. * , 2004, ''Atlas of Neotropical Lepidoptera; Checklist:Part 4A; Hesperioidea-Papilionoidea''. Biblidinae Butterflies of Central America Butterflies of the Caribbean Nymphalidae of South America Butterflies of Cuba Butterflies of North America Lepidoptera of Brazil Lepidoptera of Ecuador Lepidoptera of Venezuela Fauna of the Amazon Butterflies described in 1780 {{Biblidinae-stub