Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Whaleback Moth
Stibaera thyatiroides (Barnes & Benjamin, 1924)

Family: Noctuidae
Identification: Forewing ground color white with brown dappling in median area, and yellowish-brown shading beyond PM line; orbicular spot brown, round; reniform spot blackish, U-shaped; blackish patches along costa in basal, median, and subterminal areas; PM line curved, slightly irregular; terminal line composed of several large dark spots; hindwing light brown mixed with pale scales; diffuse dark discal spot; terminal line dark, thin; fringe pale; head brown; collar blackish; top of thorax pale with blackish line down center.
Wing Span: 3.7-4.3 cm
Life History:
Caterpillar Hosts:
Adult Food:
Range: Arizona.
Management Needs:
Taxonomy Notes: None.
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