Terastia subjectalis is a moth of the family Crambidae. It occurs across the Indian and south Pacific oceans, including Fiji, Hawaii, Réunion, Okinawa, Samoa, the Society Islands, Sri Lanka and Australia (the Northern Territory, Queensland and Western Australia).

Terastia subjectalis
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Crambidae
Genus:	Terastia
Species:	T. subjectalis
Binomial name
Terastia subjectalis Lederer, 1863
Synonyms
Terastia sujectalis Zimmerman, 1958 Megaphysa quadratalis Walker, 1865

Adults have wavy wings, with a pattern of light and dark brown on each forewing. The hindwings are pale brown with a broad darker margin.

The larvae feed on Erythrina species, including Erythrina monosperma and Erythrina indica. The larvae feed in the pods but also bore in the shoots.

Taxonomy

It has been considered a synonym of Terastia meticulosalis for some time.

External links

• Zimmerman, Elwood C. (1958). Insects of Hawaii. Vol. 8 Lepidoptera: Pyraloidea. University of Hawaii Press. hdl:10125/7337.
• Australian Insects

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