Diathrausta harlequinalis

Diathrausta harlequinalis
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Crambidae
Genus: Diathrausta
Species:
D. harlequinalis
Binomial name
Diathrausta harlequinalis
Dyar, 1913

Diathrausta harlequinalis, the harlequin webworm moth, is a moth in the family Crambidae. It was described by Harrison Gray Dyar Jr. in 1913. It is found in North America in Mexico, Arizona, California, Colorado, Connecticut, Florida, Maryland, Massachusetts, Minnesota, New Mexico, North Carolina, Oklahoma, Ontario, Quebec, South Carolina, Tennessee and Texas.

The wingspan is 13 mm. Adults have been recorded from March to October.