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Fascellina chromataria
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Geometridae
Genus:	Fascellina
Species:	F. chromataria
Binomial name
Fascellina chromataria Walker, 1860
Synonyms
Fascellina ceylonica Moore, 1887 Fascellina nigrochromaria Inoue, 1955 Fascellina subchromaria Wehrli, 1936 Geometra usta Walker, 1866

Fascellina chromataria is a moth in the family Geometridae described by Francis Walker in 1860. It is found in Korea, Japan, Taiwan, China, India, Bhutan and Sri Lanka.

Description

The wingspan of the male is 38 mm. Forewings with outer and inner margins excised towards outer angle. Hindwings with the costa and apex more or less truncate and excised. Cilia non-crenulate. Male has deep reddish-brown body with an olive shade and slightly suffused with purplish grey. Wings with dark striae. Forewings with grey costa. There is an oblique antemedial line angled below the costa and a yellow spot at end of the cell often with a hyaline center. Traces of a postmedial line can be seen. A curved and waved purplish-grey submarginal line present angled below costa, and on the hindwings becoming postmedial. Ventral side of forewings with yellow basal half, brown outer area, bright reddish brown inside the postmedial line. This postmedial line is prominent, angled and purple, or with a quadrate sinus below costa and often waved towards inner margin. Hindwings yellow, suffused and striated with rufous outer area. There is an indistinct postmedial and curved crenulate submarginal line present. Wingspan of the female is 44 mm. Female much similar to male, but differs in much red in color.

Larva purplish black with irregular purple-red markings in the thoracic segments. Head cleft and produced to two papillae. The larvae have been recorded feeding on Lindera, Cinnamomum, Machilus and Illicium species.

References

1. Digital Moths of Asia
2. "Taxonomy Browser: Fascellina chromataria". Barcode of Life Data System. Retrieved July 26, 2018.
3. "Fascellina Walker". The Moths of Borneo. Retrieved 9 September 2016.
4. Japanese Moths
5. Hampson, G. F. (1895). The Fauna of British India, Including Ceylon and Burma. Vol. Moths Volume III. Taylor and Francis – via Biodiversity Heritage Library.
6. "Fascellina chromataria Walker, 1860 褐缺口尺蛾". Caterpillars in Taiwan. Retrieved 9 September 2016.

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