Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Anna Tiger Moth
Grammia anna (Grote, 1864)

Family: Erebidae
Subfamily: Arctiinae
Identification: Similar to Grammia virguncula, but usually larger. Forewing black with thick and thin yellowish to cream-colored lines. Forewing pattern includes 2-3 pale lines extending inward from costa. Hindwing bright yellow with broad black border and black spot near costa, often merged into a curved hook. Hindwing entirely black in some females. Little or no yellow on underside of abdomen.
Wing Span: 4-5.3 cm.
Life History:
Flight: May-July.
Caterpillar Hosts: A wide variety of low plants, such as clover and plantain.
Adult Food:
Range: Maine to the mountains of North Carolina, west to Nebraska and Arkansas.
Management Needs:
Comments: NULL
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