Poritia Hewitsoni
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''Poritia hewitsoni'', the common gem, is a small butterfly found in
India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
,
Myanmar Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John C. Wells, Joh ...
, Thailand, Malaysia and Vietnam"''Poritia'' Moore,

at Markku Savela's ''Lepidoptera and some other life forms'' that belongs to the Lycaenidae">lycaenids or blues
family.


Range

It ranges along the Himalayas from Kumaon division">Kumaon Kumaon or Kumaun may refer to: * Kumaon division, a region in Uttarakhand, India * Kumaon Kingdom, a former country in Uttarakhand, India * Kumaon, Iran, a village in Isfahan Province, Iran * , a ship of the Royal Indian Navy during WWII See also ...
to Assam in
India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
and onto
Myanmar Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John C. Wells, Joh ...
. Recorded from Mangan and
Rangpo Rangpo is a Municipal town in Pakyong district in the Indian state of Sikkim. The town borders West Bengal's Kalimpong district and is situated along the Teesta river and Rangpo River. It is the first town of Sikkim lying on National Highway 10 ...
in
Sikkim Sikkim (; ) is a state in Northeastern India. It borders the Tibet Autonomous Region of China in the north and northeast, Bhutan in the east, Province No. 1 of Nepal in the west and West Bengal in the south. Sikkim is also close to the Siligur ...
.


Description

It is a small butterfly with a 31 to 38 mm wingspan. Male upper: dark iridescent blue, usually with submarginal and apical spots. The cell on upperside forewing is entirely devoid of blue or with a minute blue spot at the base in some cases. Males also have a tufted brand on the upper hindwing above vein 7. The underside is brown with variable pale lineation. Females: brown above, with a few blue spots. The upper forewing has a yellow discal patch above a blue area.


Taxonomy

The butterfly has five subspecies in South Asia:- * ''P. hewitsoni hewitsoni'' Moore, 1865 - Kumaon to Assam and not rare as per Evans, Sikkim to northern Myanmar and northern Thailand * ''P. hewitsoni tavoyana'' Doherty 1889 - Myanmar, not rare Manipur, southern Burma, Thailand, Peninsular Malaya * ''P. hewitsoni taleva'' Corbet, 1940 - Peninsular Malaya * ''P. hewitsoni ampsaga'' Fruhstorfer, 1912 - Vietnam


Habits

The common gem is found flying high in the lowland jungles. The males tend to fly rapidly and settle on leaves. It occurs in Sikkim in October and November. The tufted brand on the male hindwing has a discernible, distinct odour.


Egg

* The egg is truncate, half as long as wide, and with two vertical and sloping and two horizontal faces.


See also

*
List of butterflies of India The following is a list of the butterflies of India. India has extremely diverse terrain, climate and vegetation, which comprises extremes of heat cold, desert and jungle, of low-lying plains and the highest mountains, of dryness and dampness, i ...
*
List of butterflies of India (Lycaenidae) This is a list of the butterflies of India belonging to the family Lycaenidae and an index to the species articles. This forms part of the full List of butterflies of India. This list is based on Evans (1932) and includes 318 species bel ...


Cited references


References

Print * * * Online * *


External links

{{Taxonbar, from=Q7230114 Poritia Butterflies of Asia Butterflies described in 1865