Parapoynx polydectalis

Parapoynx polydectalis is a moth in the family Crambidae. It was described by Francis Walker in 1859. It is found in Indonesia (including Sumatra), New Guinea and Australia, where it has been recorded from Queensland,^[1] northern Western Australia, the Northern Territory, New South Wales and Victoria.^[2] It is an introduced species in Great Britain and France.

Parapoynx polydectalis
Parapoynx polydectalis (Walker, 1859), Merimbula, NSW, to Heath trap, 8/9 December 2015
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Crambidae
Genus:	Parapoynx
Species:	P. polydectalis
Binomial name
Parapoynx polydectalis (Walker, 1859)
Synonyms
Cataclysta polydectalis Walker, 1859 Oligostigma polydectalis Parapoynx unguicalis Snellen, 1880

The wingspan is about 20 mm. There is a pattern of brown and white on the wings.

The larvae are aquatic, feeding on water weeds.