Ypthima sakra

Ypthima sakra, the Himalayan five-ring, is a butterfly in the family Nymphalidae native to Asia.

Ypthima sakra
Upperside of Ypthyma sakra austeni
Underside
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Nymphalidae
Genus: Ypthima
Species:
Y. sakra
Binomial name
Ypthima sakra
Moore, 1857
Synonyms
  • Thymipa austeni Moore, 1893

Subspecies
Close wing posture of Ypthima sakra Moore, 1857 – Himalayan Five-ring

The species may be divided into the following subspecies:[1]

  • Ypthima sakra sakra - Sikkim, Bhutan
  • Ypthima sakra austeni (Moore, 1893) - Assam, northern Burma, south-eastern Tibet (Yigong), Gooligonshan Mts.
  • Ypthima sakra nujiangensis Huang, 2001 - south-eastern Tibet
  • Ypthima sakra leechi Forster, 1948 - Sichuan
  • Ypthima sakra matinia Fruhstorfer, 1911 - north-western India

Description

Ypthima sakra has a wingspan of about 25 millimetres (0.98 in). The upperside of the forewings shows one ocellus, while hindwings have three ocelli. The underside is yellow, covered with short narrow dark brown striae (stripes). The underside of the forewings has one ocellus, while hindwings has two geminated (paired) anterior ocelli and three single posterior ocelli.[2] Larva feed on Gramineae.[1]

Distribution and habitat

This species can be found in Bhutan, Burma, Tibet and north-western India.[1] The habitat consists of wet grasslands and forest clearings and margins in submontane and montane areas.

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References
  1. "Ypthima Hübner, 1818" at Markku Savela's Lepidoptera and Some Other Life Forms
  2. A Catalogue of Lepidoptera of Hon. East India Company
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