Gymnoscelis tristrigosa

Gymnoscelis tristrigosa
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Geometridae
Genus:	Gymnoscelis
Species:	G. tristrigosa
Binomial name
Gymnoscelis tristrigosa (Butler, 1880)[1]
Synonyms
Eupithecia tristrigosa Butler, 1880

Gymnoscelis tristrigosa is a moth in the family Geometridae. It is found from Sri Lanka and Taiwan to Fiji, Tonga and New Caledonia.^[2]

Description

Wingspan is about 22m. Palpi much shorter. Fore wings long and narrow, especially in male. Body rufous, slightly with black irrorations. Head, thorax, and abdomen with black markings. Fore wings with diffused black fascia from base of inner margin to the costa at origin of the postmedial line, which is indistinct and angled at vein 4. The fascia then narrowing and continued above vein 4 to outer margin. Hind wings with a postmedial line highly angled at vein 6. A curved slightly waved submarginal line.^[3]

The larvae feed on the young foliage and flowers of Heptapleurum species, often webbing them.

Taxonomy

The species belongs to a species complex clustered around Gymnoscelis imparatalis.

Subspecies

• Gymnoscelis tristrigosa tristrigosa
• Gymnoscelis tristrigosa nasuta Prout, 1958
• Gymnoscelis tristrigosa tongaica Prout, 1958

References

1. "Home of Ichneumonoidea". Taxapad. Dicky Sick Ki Yu. 1997–2012. Retrieved 2013. Check date values in: |access-date= (help)
2. The Moths of Borneo
3. Hampson G. F. (1892). "The Fauna Of British India Including Ceylon And Burma Moths Vol-iii". Digital Library of India. p. 558. Retrieved 4 July 2016.