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
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Verified Sightings
Displaying 1 - 24 of 504 verified sightings
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
Observation date: Dec 05, 2021
Submitted by: guy_incognito
Region: Eddy County, New Mexico, United States
Verified by: stevecary
Verified date: Dec 13, 2021
Observation date: Nov 20, 2021
Submitted by: Chrustay
Region: Eddy County, New Mexico, United States
Verified by: stevecary
Verified date: Nov 24, 2021
Observation date: Sep 19, 2021
Submitted by: eric_hough
Region: Catron County, New Mexico, United States
Verified by: stevecary
Verified date: Nov 24, 2021
Observation date: Sep 23, 2021
Submitted by: Robert Gorman
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Nov 14, 2021
Observation date: Oct 28, 2021
Submitted by: Rmclaughlin
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Nov 13, 2021
Observation date: Sep 27, 2021
Submitted by: Cactuswren1976
Region: Roosevelt County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 30, 2021
Observation date: Sep 19, 2021
Submitted by: JudyLY
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 24, 2021
Observation date: Sep 13, 2021
Submitted by: Marta Reece
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 16, 2021
Observation date: Sep 10, 2021
Submitted by: JudyLY
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Sep 13, 2021
Observation date: Apr 04, 2019
Submitted by: Mark Salvato
Region: Brewster County, Texas, United States
Verified by: stomlins701
Verified date: Sep 11, 2021
Observation date: Jul 26, 2021
Submitted by: twofried
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 01, 2021
Observation date: Sep 07, 2012
Submitted by: Tommie Rogers
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Jun 09, 2021
Observation date: Jun 25, 2020
Submitted by: WYbutterflyer1
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: May 03, 2021
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