''Amiga'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

butterfly genus 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 red ...

erected by Shinichi Nakahara, Keith R. Willmott and Marianne Espeland in 2019. ''Amiga arnaca'', formerly of the genus '' Chloreuptychia'', is the only species in the genus ''Amiga''. In 2019, Nakahara et al. described this new genus after

molecular phylogenetic Molecular phylogenetics () is the branch of phylogeny that analyzes genetic, hereditary molecular differences, predominantly in DNA sequences, to gain information on an organism's evolutionary relationships. From these analyses, it is possible to ...

research showed it was not closely related to the other species of ''Chloreuptychia''. ''Amiga arnaca'' is found from southern Mexico through most of Central and South America to southern Brazil, and is common in rain and cloud forests. The larvae feed on grasses, including ''

Eleusine ''Eleusine'' is a genus of Asian, African, and South American plants in the grass family,Ichnanthus ''Ichnanthus'', commonly called bedgrass, is a genus of tropical plants in the grass family, widespread in Africa, Asia, Australia, and the Americas.Longhi-Wagner, H. M., V. Bittich, M. das G. L. Wanderley & G. J. Shepherd. 2001. Poaceae. 1: 1� ...

'', '' Lasiacis'', ''

Oplismenus ''Oplismenus'' is a small genus of annual or perennial grasses, commonly known as basketgrass, found throughout the tropics, subtropics, and in some cases, temperate regions of the Americas, Africa, Asia, and Australia. The systematics of the ...

'', and ''

Paspalum ''Paspalum'' is a genus of plants in the grass family. The group is widespread across much of Asia, Africa, Australia, and the Americas. Commonly known as paspalum, bahiagrasses, crowngrasses or dallis grasses, many of the species are tall pere ...

''.

Subspecies

* ''Amiga arnaca adela'' Nakahara & Espeland, 2019 * ''Amiga arnaca arnaca'' (Fabricius, 1776) * ''Amiga arnaca indianacristoi'' Nakahara & Marín, 2019 * ''Amiga arnaca sericeella'' (Bates, 1865)

References

Butterflies described in 1776 Euptychiina Lepidoptera of Brazil Nymphalidae of South America Taxa named by Johan Christian Fabricius {{Satyrini-stub