Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Thaumatopsis magnificus (Fernald, 1891)

Family: Crambidae
Subfamily: Crambinae
Identification: Forewing long and slender with pointed apex, color dull yellow with thick white stripes running length of wing; main stripe begins near base in upper half of wing and splits into two in AM area, each branch splitting again in PM area; another stripe begins near base in lower half of wing and runs straight to anal angle; hindwing uniformly white and very large, about three times width of forewing
Wing Span: 2.5 cm
Life History:
Flight: June and July
Caterpillar Hosts:
Adult Food:
Range: New Mexico, Arizona, and Colorado
Management Needs:

National Moth Week was July 23-31, 2022!

Moths are amazing creatures. Take photographs and share your moth sightings with us to document the moths where you live. Learn more.