Horaga viola, the brown onyx,[1][2] a small lycaenid or hairstreak butterfly found in Asia.[1] It is sometimes treated as a subspecies of Horaga albimacula,[2][3]

Brown onyx
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Lycaenidae
Genus: Horaga
Species:
H. viola
Binomial name
Horaga viola
Moore, 1883

Description

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Male. Upperside blackish-brown with a slight violet tint. Forewlng with a somewhat oval white patch outside the cell, varying in size in different examples. Hindwing without markings, tails black, tipped with white, outer marginal line of both wings finely black. Undersider paler with a stronger violet tint. Forewing with the white patch continued to the hinder margin somewhat constricted at the sub-median vein. Hindwing with a black anal spot, another usually (but not always) in the first interspace and some obscure blackish spots in the others. Antennae black, ringed with white; head and body above and below concolorous with the wings; no sex mark in the male. Female. Upperside dull greyish-blue. Forewlng with the white patch larger than it is in the male, costal black band rather broad, widening gradually from the base to the apex, filling up the whole apical space outside the white patch and broad down the outer margin to the hinder angle. Hindwing with the costal space broadly blackish, with a small white patch on the middle of the costa, the outer margin with a narrow, more or less macular black band, marginal line finely deep black, with an inner white thread. Underside as in the male.

 
Brown onyx, Western Ghats, India

See also

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Cited references

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  1. ^ a b Varshney, R.K.; Smetacek, Peter (2015). A Synoptic Catalogue of the Butterflies of India. New Delhi: Butterfly Research Centre, Bhimtal & Indinov Publishing, New Delhi. p. 112. doi:10.13140/RG.2.1.3966.2164. ISBN 978-81-929826-4-9.
  2. ^ a b Savela, Markku. "H. a. viola Moore, 1882". Lepidoptera and Some Other Life Forms. Retrieved July 2, 2018.
  3. ^ a b   One or more of the preceding sentences incorporates text from this source, which is in the public domain: Swinhoe, Charles (1911–1912). Lepidoptera Indica. Vol. IX. London: Lovell Reeve and Co. pp. 11–12.

References

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