Abrota

Life-forms

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Endopterygota
Superordo: Panorpida
Cladus: Amphiesmenoptera
Ordo: Lepidoptera
Subordo: Glossata
Cladus: Coelolepida
Cladus: Myoglossata
Cladus: Neolepidoptera
Infraordo: Heteroneura
Cladus: Eulepidoptera
Cladus: Ditrysia
Cladus: Apoditrysia
Cladus: Obtectomera
Superfamilia: Papilionoidea

Familia: Nymphalidae
Subfamilia Limenitidinae
Tribus: Adoliadini
Genus: Abrota
Species: A. ganga
Name

Abrota Moore, 1857, in Horsfield & Moore, Cat. lep. Ins. Mus. East India Coy (1): 176.

Type species: Abrota ganga Moore, 1857, by monotypy.

Abrota is a monotypic butterfly genus in the family Nymphalidae. Its only species is Abrota ganga, the sergeant-major.[1]

Range

It is found in Sikkim, Bhutan, Abor Hills, Naga Hills, Burma, western China (Sichuan, Yunnan), Taiwan, Guangdong and Shanxi.[2][1]

In 1932 William Harry Evans described the species as not rare.[2]
Description
For a key to the terms used, see Glossary of entomology terms.

The sergeant-major is 70 to 90 mm in wingspan.[2]

The male sergeant-major is tawny with dark bands. The upper hindwing has four bands, of which the central two are well-separated in the wet-season form and nearly united in the dry-season form.[2]

The female is dark brown with dusky tawny bands. The upper forewing has a streak in the cell with a spot beyond while the upper hindwing has two tawny bands.[2]
Subspecies

Abrota ganga ganga (Bhutan, Sikkim, Assam, Burma, Metok)
Abrota ganga formosana Fruhstorfer, 1909 (Taiwan)
Abrota ganga flavina Mell, 1923 (China: Guangdong)
Abrota ganga pratti Leech, 1891 (western China: Sichuan, Yunnan)
Abrota ganga riubaensis Yoshino, 1997 (China: Shaanxi)