Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

False Duskywing
Gesta invisus (Butler & H. Druce, 1872)

Family: Hesperiidae
Subfamily: Pyrginae
Identification: Upperside brown-black with darker bands; forewing with blue-gray submarginal band and a dark patch overlapping the cell.
Wing Span: 15/16 - 1 3/8 inches (2.4 - 3.5 cm).
Life History: Adults stay near the host plants, where females lay eggs. Caterpillars rest during the day in leaf nests and come out at night to feed on leaves. Fully-grown caterpillars hibernate.
Flight: Four broods from April-November in South Texas; all year southward.
Caterpillar Hosts: Wild indigo (Indigofera suffruticosa and I. lindheimeriana) in the pea family (Fabaceae).
Adult Food: Flower nectar.
Habitat: Tropical open areas including thornscrub, dry riverbeds, and abandoned fields.
Range: Argentina north through tropical America to the West Indies and South Texas. A stray to east Texas.
Conservation: Monitor populations in South Texas, and take action if necessary.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
Get your BAMONA Gear!

Hoodies and t-shirts in two designs!

Advertise with us!

Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.