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We depend on donations to keep Butterflies and Moths of North America online and free. If everyone who uses this resource makes a donation, we could cover our ongoing costs, develop new features, upgrade the system, and maybe even remove those pesky ads. Please make a one-time or recurring donation to show your support for this valuable source of information. Thank you!
California Dogface
Zerene eurydice (Boisduval, 1855)
Family: Pieridae
Subfamily: Coliadinae
Identification: Black outer half of male forewing encloses yellow-orange "dog's head" tinged with light purple iridescence. Black "eye" very near or touching the border. Hindwing yellow-orange, sometimes with black border. Female all yellow with a black upper forewing cell spot; sometimes with scattered black scaling on outer half.
Wing Span: 2 - 2 1/2 inches (5.1 - 6.3 cm).
Life History: Males patrol for females.
Flight: Two flights from April-May and July-August.
Caterpillar Hosts: Usually false indigo (Amorpha californica) in the pea family (Fabaceae).
Adult Food: Flower nectar.
Habitat: Foothills, chaparral, oak or coniferous woodlands.
Range: North-central California south to Baja California, west of the central mountains and deserts.
Conservation: None usually required.
NCGR: G3 - Very rare or local throughout its range or found locally in a restricted range (21 to 100 occurrences). (Threatened throughout its range).
Management Needs: Not reported.
Comments: NULL
National Moth Week was July 23-31, 2022!
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Verified Sightings
Displaying 1 - 24 of 238 verified sightings

Observation date: Jul 24, 2022
Submitted by: ezeemonee
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Jul 27, 2022

Observation date: Apr 20, 2022
Submitted by: ezeemonee
Region: San Diego County, California, United States
Verified by: Ken Davenport
Verified date: Apr 22, 2022

Observation date: Nov 28, 2021
Submitted by: radek_smolec
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Dec 01, 2021

Observation date: Oct 16, 2021
Submitted by: MEW2021
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Oct 18, 2021

Observation date: Aug 08, 2021
Submitted by: ezeemonee
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Aug 10, 2021

Observation date: Jul 27, 2021
Submitted by: Robert Gorman
Region: Orange County, California, United States
Verified by: Ken Davenport
Verified date: Jul 28, 2021

Observation date: Jun 24, 2021
Submitted by: XplorMor Intern...
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jul 15, 2021

Observation date: Sep 03, 2020
Submitted by: XplorMor Intern...
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jul 15, 2021

Observation date: Jun 29, 2021
Submitted by: sarabseth
Region: Marin County, California, United States
Verified by: Ken Davenport
Verified date: Jul 05, 2021

Observation date: Jun 19, 2021
Submitted by: Shearwater13
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 21, 2021

Observation date: Jun 19, 2021
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Jun 20, 2021

Observation date: May 30, 2021
Submitted by: MAKI
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Jun 05, 2021

Observation date: Apr 18, 2021
Submitted by: MAKI
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Apr 21, 2021

Observation date: Jan 11, 2021
Submitted by: MAKI
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jan 17, 2021

Observation date: Nov 04, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Nov 05, 2020

Observation date: Aug 19, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Aug 25, 2020

Observation date: Aug 09, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Aug 10, 2020

Observation date: Aug 02, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Aug 05, 2020

Observation date: Jul 29, 2020
Submitted by: Thomlinson
Region: Los Angeles County, California, United States
Verified by: Ken Davenport
Verified date: Jul 30, 2020

Observation date: Jul 11, 2020
Submitted by: ezeemonee
Region: Santa Barbara County, California, United States
Verified by: Ken Davenport
Verified date: Jul 15, 2020

Observation date: Jun 17, 2020
Submitted by: coconnor
Region: Sonoma County, California, United States
Verified by: Ken Davenport
Verified date: Jun 18, 2020

Observation date: Jun 07, 2020
Submitted by: ezeemonee
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: Jun 08, 2020

Observation date: Jun 08, 2020
Submitted by: Owen H
Region: Santa Clara County, California, United States
Verified by: Ken Davenport
Verified date: Jun 08, 2020

Observation date: May 29, 2020
Submitted by: MAKI
Region: Ventura County, California, United States
Verified by: Ken Davenport
Verified date: May 31, 2020
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