Sagebrush Checkerspot
Chlosyne acastus (W.H. Edwards, 1874)
Family: Nymphalidae
Subfamily: Nymphalinae
Identification: Upperside is checkered black, orange-brown, and orange; hindwing has a dark wing base and a light median band. Underside of hindwing has pearly white spots.
Wing Span: 1 1/2 - 2 inches (3.9 - 5.1 cm).
Life History: Males perch and sometimes patrol in gulches for females. Eggs are laid in batches on underside of host plant leaves and sometimes on flower buds. Caterpillars eat leaves and flowers, and feed together in groups. Third- and fourth-stage caterpillars hibernate under rocks; some diapause for months and maybe years to survive bad weather.
Flight: Two broods from June-August.
Caterpillar Hosts: Rabbitbrush (Chrysothamnus viscidiflorus) and aster (Machaeranthera) in the sunflower family (Asteraceae).
Adult Food: Flower nectar.
Habitat: Sagebrush scrub, pinyon-juniper woodlands, dry gulches.
Range: Eastern North Dakota west to eastern Washington, south to New Mexico, southern Arizona, and eastern California.
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. Note:This butterfly includes several subspecies including neomoegeni.
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Verified Sightings
Displaying 25 - 48 of 495 verified sightings
Observation date: May 31, 2021
Submitted by: stevecary
Region: Uintah County, Utah, United States
Verified by: RaisingButterfl...
Verified date: Dec 12, 2022
Observation date: Aug 30, 2022
Submitted by: ncrosbyrd
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Nov 07, 2022
Observation date: Jul 28, 2022
Submitted by: heinert
Region: Sioux County, North Dakota, United States
Verified by: stevekohler
Verified date: Aug 10, 2022
Observation date: Jul 09, 2022
Submitted by: NikkiM
Region: Carbon County, Montana, United States
Verified by: J_Martineau
Verified date: Jul 25, 2022
Observation date: Apr 06, 2022
Submitted by: hydapse
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Jun 29, 2022
Observation date: Jun 19, 2022
Submitted by: cklindsey
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 27, 2022
Observation date: Jun 19, 2022
Submitted by: cklindsey
Region: Klickitat County, Washington, United States
Verified by: davidwdroppers
Verified date: Jun 27, 2022
Observation date: May 21, 2022
Submitted by: hiker96
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: May 26, 2022
Observation date: May 21, 2022
Submitted by: weflybye
Region: Yakima County, Washington, United States
Verified by: davidwdroppers
Verified date: May 24, 2022
Observation date: May 03, 2022
Submitted by: ezeemonee
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: May 04, 2022
Observation date: Apr 16, 2019
Submitted by: camflies
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: Jan 22, 2022
Observation date: Oct 11, 2021
Submitted by: dchartier
Region: Grand County, Utah, United States
Verified by: RaisingButterfl...
Verified date: Dec 16, 2021
Observation date: Apr 02, 2017
Submitted by: Mark Salvato
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Nov 23, 2021
Observation date: Oct 09, 2021
Submitted by: J Tinsman
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Oct 29, 2021
Observation date: Apr 26, 2021
Submitted by: tjay13
Region: Socorro County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 12, 2021
Observation date: May 04, 2021
Submitted by: Tim Shortell
Region: Delta County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 22, 2021
Observation date: Jun 01, 2012
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jun 02, 2021
Observation date: May 09, 2021
Submitted by: Hira Walker
Region: Socorro County, New Mexico, United States
Verified by: stevecary
Verified date: May 21, 2021
Observation date: May 07, 2021
Submitted by: rebeccagracey
Region: Grant County, New Mexico, United States
Verified by: stevecary
Verified date: May 13, 2021
Observation date: May 20, 2006
Submitted by: heinert
Region: Billings County, North Dakota, United States
Verified by: stevekohler
Verified date: May 10, 2021
Observation date: Apr 18, 2021
Submitted by: dkaralun
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Apr 21, 2021
Observation date: Apr 18, 2021
Submitted by: dkaralun
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Apr 19, 2021
Observation date: Apr 10, 2021
Submitted by: cklindsey
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Apr 13, 2021
Observation date: Apr 10, 2021
Submitted by: mstanek
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Apr 12, 2021
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