Mexican Yellow
Eurema mexicana (Boisduval, 1836)
Family: Pieridae
Subfamily: Coliadinae
Identification: Upper surface is creamy white with indented black borders which outline a "dog's head" on forewings; more pronounced in male. Hindwing with projecting tail-like points.
Wing Span: 1 3/4 - 2 1/2 inches (4.4 - 6.3 cm).
Life History: None reported.
Flight: Midsummer to fall as vagrant, all year in tropics.
Caterpillar Hosts: Acacia and Diphysa in the pea family (Fabaceae).
Adult Food: Nectar from a wide variety of flowers.
Habitat: Open, dry areas Found in moister areas in Mexico and Central America.
Range: Resident from Central America north to South Texas and the Southwest; common vagrant in Great Plains and Southwest deserts; rare migrant to Mississippi, Arkansas, Illinois, and Michigan.
Conservation: Not usually required.
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
Alternate Scientific Names:
Eurema mexicanum
Verified Sightings
Displaying 1 - 24 of 517 verified sightings
Observation date: Dec 25, 2022
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jan 20, 2023
Observation date: Jan 04, 2023
Submitted by: philsfotos1
Region: Hidalgo County, Texas, United States
Verified by: jwileyrains
Verified date: Jan 05, 2023
Observation date: Nov 27, 2022
Submitted by: rchensley
Region: Texas, Kendall County, United States
Verified by: jwileyrains
Verified date: Nov 28, 2022
Observation date: Feb 21, 2022
Submitted by: stevecary
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 29, 2022
Observation date: Oct 16, 2022
Submitted by: davegoodward
Region: Riverside County, California, United States
Verified by: Ken Davenport
Verified date: Oct 20, 2022
Observation date: Oct 09, 2022
Submitted by: Seth Mueller
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Oct 09, 2022
Observation date: Jul 12, 2017
Submitted by: ncrosbyrd
Region: Chiapas, Mexico
Verified by: Paul Prappas
Verified date: Oct 09, 2022
Observation date: Aug 20, 2022
Submitted by: hasfitz5
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Sep 24, 2022
Observation date: Sep 18, 2022
Submitted by: John W Ashley
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Sep 21, 2022
Observation date: Nov 08, 2021
Submitted by: dondubois
Region: Texas, Montgomery County, United States
Verified by: jwileyrains
Verified date: Aug 22, 2022
Observation date: Aug 18, 2022
Submitted by: cjgoin
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 20, 2022
Observation date: Jul 15, 2022
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 20, 2022
Observation date: May 30, 2022
Submitted by: Gordon Berman
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 02, 2022
Observation date: Jul 26, 2021
Submitted by: stevecary
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 11, 2022
Observation date: Oct 30, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Sep 24, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Sep 15, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Sep 13, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Sep 12, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Sep 10, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2022
Observation date: Jan 13, 2022
Submitted by: Rmclaughlin
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Jan 14, 2022
Observation date: Jul 31, 2021
Submitted by: J_Martineau
Region: Cochise County, Arizona, United States
Verified by: J_Martineau
Verified date: Jan 11, 2022
Observation date: Jan 05, 2022
Submitted by: Marta Reece
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 07, 2022
Observation date: Dec 23, 2021
Submitted by: jamesvonloh
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 04, 2022
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