Gymnoscelis tristrigosa is a moth in the family Geometridae. It was described by Arthur Gardiner Butler in 1880. It is found from Sri Lanka and Taiwan to Fiji, Tonga and New Caledonia.[2]
| Gymnoscelis tristrigosa | |
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| Gymnoscelis tristrigosa | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Family: | Geometridae |
| Genus: | Gymnoscelis |
| Species: | G. tristrigosa
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| Binomial name | |
| Gymnoscelis tristrigosa | |
| Synonyms | |
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Description
editIts wingspan is about 22 millimetres (0.87 in). Palpi much shorter. Forewings long and narrow, especially in male. Body rufous, slightly with black irrorations (speckles). Head, thorax, and abdomen with black markings. Forewings with diffused black fascia from base of inner margin to the costa at the 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. Hindwings 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
editThe species belongs to a species complex clustered around Gymnoscelis imparatalis.
Subspecies
edit- Gymnoscelis tristrigosa tristrigosa
- Gymnoscelis tristrigosa nasuta Prout, 1958
- Gymnoscelis tristrigosa tongaica Prout, 1958
References
edit- ^ Yu, Dicky Sick Ki. "Gymnoscelis tristrigosa (Butler 1880)". Home of Ichneumonoidea. Taxapad. Archived from the original on July 31, 2018. Retrieved July 30, 2018.
- ^ Holloway, Jeremy Daniel. "The Gymnoscelis imparatalis Walker complex". The Moths of Borneo. Retrieved March 7, 2019.
- ^ Hampson, G. F. (1895). The Fauna of British India, Including Ceylon and Burma: Moths Volume III. Taylor and Francis – via Biodiversity Heritage Library.