Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Sheep Skipper
Atrytonopsis edwardsi Barnes & McDunnough, 1916

Family: Hesperiidae
Subfamily: Hesperiinae
Identification: Forewing fringes are checkered. Upperside is dark brown; forewing with large clear spots, hindwing with small separate postmedian spots that are not in a line. Underside is brown; hindwing with gray overscales; upperside markings are repeated.
Wing Span: 1 1/4 - 1 1/2 inches (3.2 - 3.8 cm).
Life History: From early morning to noon, males perch on rocks on south-facing slopes of gullies to wait for females. Adults have a rapid flight.
Flight: At least two broods from March-November.
Caterpillar Hosts: Various grasses including sideoats grama (Bouteloua curtipendula) and green spangletop (Leptochloa dubia).
Adult Food: Nectar from flowers including morning glory and chuparosa.
Habitat: Open woodland and grassy thorn forest.
Range: Southern Arizona and west Texas; south to Nicaragua.
Conservation: Not usually required.
Management Needs: None reported.
Comments: NULL
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