Bronze Roadside-Skipper
Amblyscirtes aenus W.H. Edwards, 1878
Family: Hesperiidae
Subfamily: Hesperiinae
Identification: Upperside is brown with a slight orange sheen; forewing with a few faint pale spots, hindwing with no markings. Male stigma is obscure. Underside of hindwing is reddish brown with a row of pale spots. Form "erna" lacks spots on the hindwing underside.
Wing Span: 1 - 1 1/4 inches (2.5 - 3.2 cm).
Life History: To wait for receptive females, males perch and patrol all day in gully bottoms. Caterpillars eat the leaves of host plants and make shelters of rolled or tied leaves. Half-grown caterpillars hibernate.
Flight: One brood in Colorado from April-July; two broods southward from April-September.
Caterpillar Hosts: Indian woodoats grass (Chasmanthium latifolia), sideoats grama (Bouteloua curtipendula), nodding brome (Bromus anomalus), and probably other grasses.
Adult Food: Flower nectar.
Habitat: Gullies, stream bottoms, and foothills in open woodlands and grasslands; coniferous forests.
Range: Colorado and southen Utah south to Arizona, New Mexico, and northern Mexico; south and east to central Texas, western Oklahoma, and south-central Kansas.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 190 verified sightings
Observation date: May 06, 2023
Submitted by: dvollmar
Region: Brewster County, Texas, United States
Verified by: jwileyrains
Verified date: Aug 15, 2024
Observation date: May 06, 2023
Submitted by: dvollmar
Region: Brewster County, Texas, United States
Verified by: jwileyrains
Verified date: Aug 15, 2024
Observation date: May 31, 2024
Submitted by: dchartier
Region: Las Animas County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 01, 2024
Observation date: Jun 24, 2024
Submitted by: Reneerob17
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 26, 2024
Observation date: Jun 26, 2023
Submitted by: Christian.Nunes
Region: Jefferson County, Colorado, United States
Verified by: mikefisher
Verified date: Dec 05, 2023
Observation date: Jun 21, 2023
Submitted by: stevecary
Region: Sierra County, New Mexico, United States
Verified by: stevecary
Verified date: Dec 04, 2023
Observation date: Jun 20, 2023
Submitted by: stevecary
Region: Sierra County, New Mexico, United States
Verified by: stevecary
Verified date: Dec 04, 2023
Observation date: Jun 15, 2023
Submitted by: tonzetich
Region: Bandera County, Texas, United States
Verified by: jwileyrains
Verified date: Nov 08, 2023
Observation date: Sep 09, 2023
Submitted by: Marta Reece
Region: Catron County, New Mexico, United States
Verified by: stevecary
Verified date: Oct 12, 2023
Observation date: Jul 05, 2023
Submitted by: Marta Reece
Region: Sierra County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 29, 2023
Observation date: Aug 25, 2023
Submitted by: Reneerob17
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 26, 2023
Observation date: Aug 06, 2023
Submitted by: Paul Prappas
Region: Cochise County, Arizona, United States
Verified by: Paul Prappas
Verified date: Aug 26, 2023
Observation date: Jul 03, 2023
Submitted by: willem
Region: Boulder County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 23, 2023
Observation date: Jun 24, 2023
Submitted by: MJKrotzer
Region: Lincoln County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 27, 2023
Observation date: May 27, 2023
Submitted by: williamharmonlds
Region: McKinley County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 09, 2023
Observation date: May 22, 2023
Submitted by: Reneerob17
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: May 28, 2023
Observation date: May 24, 2023
Submitted by: mashoop58
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: May 26, 2023
Observation date: May 12, 2023
Submitted by: Reneerob17
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: May 16, 2023
Observation date: Apr 09, 2023
Submitted by: Marta Reece
Region: Luna County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 10, 2023
Observation date: Oct 01, 2022
Submitted by: L.Hale
Region: Texas, Lubbock County, United States
Verified by: jwileyrains
Verified date: Oct 02, 2022
Observation date: Aug 13, 2022
Submitted by: Joshua C
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 18, 2022
Observation date: Aug 05, 2022
Submitted by: Reneerob17
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 08, 2022
Observation date: Jul 19, 2022
Submitted by: Marta Reece
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 21, 2022
Observation date: Jul 14, 2022
Submitted by: Joshua C
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 16, 2022
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