Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Sphingicampa raspa

Family: Saturniidae
Subfamily: Ceratocampinae
Identification: Females are larger than males. Upperside of forewing is yellow to gray with a white submedian line and a white diagonal line running from the wing tip to the inner margin. Upperside of hindwing is red to pink with a whitish postmedian line.
Wing Span: 2 5/8 - 3 1/4 inches (6.6 - 8.2 cm).
Life History: Young caterpillars perch on the undersides of petioles and feed on the leaf bases. Older caterpillars cut through petioles partway and bend down the leaves in order to feed on them. Caterpillars pupate and overwinter in chambers in the ground.
Flight: Possibly 2 broods from July-September.
Caterpillar Hosts: Prairie acacia (Acacia angustissima).
Adult Food: Adults do not feed.
Habitat: Desert scrubland.
Range: Southern Arizona and South Texas south into Mexico.
Conservation: Inventory populations to determine conservation status.
NCGR: GU - Unable to assign rank due to lack of available information.
Management Needs: None reported.
Comments: NULL
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