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Byasa plutonius

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Chinese Windmill
A. p. pembertoni
Scientific classification
Kingdom:
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Class:
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Species:
B. plutonius
Binomial name
Byasa plutonius[1]
Oberthür, 1907
Synonyms

Atrophaneura plutonius

Chinese Windmill Byasa plutonius is a butterfly found in Asia that belongs to the Windmills, genus Byasa, comprising tailed black swallowtail butterflies with white spots and red submarginal crescents.

The two subspecies in the Indian sub-continent have the common names of Pemberton's Windmill and Tytler's Windmill.

Range

South-western China, Bhutan, Nepal and North East India.

In India, it is found in Sikkim, Assam, Manipur, Nagaland and Mizoram.

Status

A rare species of high elevations, two subspecies are protected in India -

  • B. p. pembertoni, Pemberton's Chinese Windmill .
  • B. p. tytleri, Tytler's Chinese Windmill.

These names may be contracted to Pemberton's Windmill and Tytler's Windmill.

Taxonomy

It has three subspecies.

Description

  • Wingspan : 100 - 120mm.
  • Tail black in both sexes.
  • Male - Above, brownish black and unmarked except for a row of markings.
Pemberton's Windmill (Sikkim-Bhutan) - This row from veins 2 to 6 on the upper hindwing consists of whitish marginal spots.
Tytler's Windmill (Manipur, Naga and Chin hills) - This row consists of prominent black marginal spots on the upper hindwing and small red spot in vein 2.
  • Female - Above, paler. The female has traces of red lunules on the margins from veins 3 to 6 on the upper hindwing.

References

  1. ^ Häuser, Christoph L.; de Jong, Rienk; Lamas, Gerardo; Robbins, Robert K.; Smith, Campbell; Vane-Wright, Richard I. (28 July 2005). "Papilionidae – revised GloBIS/GART species checklist (2nd draft)". Entomological Data Information System. Staatliches Museum für Naturkunde Stuttgart, Germany. Retrieved 21 June 2013.
  • Collins, N.M. & Morris, M.G. (1985) Threatened Swallowtail Butterflies of the World. IUCN. ISBN 978-2-88032-603-6 pdf
  • Evans, W.H. (1932) The Identification of Indian Butterflies. (2nd Ed), Bombay Natural History Society, Mumbai, India
  • Haribal, Meena (1994) Butterflies of Sikkim Himalaya and their Natural History.
  • Wynter-Blyth, M.A. (1957) Butterflies of the Indian Region, Bombay Natural History Society, Mumbai, India.