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 481 verified sightings
Observation date: Jun 25, 2020
Submitted by: WYbutterflyer1
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: May 03, 2021
Observation date: Oct 03, 2020
Submitted by: Ed Rothwell
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Oct 04, 2020
Observation date: Sep 28, 2020
Submitted by: Ed Rothwell
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 01, 2020
Observation date: Sep 08, 2012
Submitted by: cjbruchman
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Aug 29, 2020
Observation date: Jul 03, 2020
Submitted by: MAKI
Region: Yavapai County, Arizona, United States
Verified by: John Saba
Verified date: Jul 10, 2020
Observation date: Jun 15, 2015
Submitted by: James Lofton
Region: Roosevelt County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 28, 2020
Observation date: Apr 17, 2020
Submitted by: vmaglio
Region: Maricopa County, Arizona, United States
Verified by: John Saba
Verified date: Apr 17, 2020
Observation date: Feb 29, 2020
Submitted by: Ed Rothwell
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Mar 13, 2020
Observation date: Nov 27, 2018
Submitted by: Craig M Lipski
Region: Hidalgo County, Texas, United States
Verified by: stomlins701
Verified date: Nov 27, 2019
Observation date: Jul 30, 2019
Submitted by: ncrosbyrd
Region: El Paso County, Colorado, United States
Verified by: A_baldini
Verified date: Nov 17, 2019
Observation date: Nov 04, 2019
Submitted by: Bob Herrmann
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Nov 05, 2019
Observation date: Oct 29, 2019
Submitted by: storolaf
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Oct 31, 2019
Observation date: Apr 28, 2019
Submitted by: greenecycle
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Apr 29, 2019
Observation date: Dec 28, 2018
Submitted by: mjlttown
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: Jan 01, 2019
Observation date: Jun 01, 2018
Submitted by: A_baldini
Region: Larimer County, Colorado, United States
Verified by: mikefisher
Verified date: Jun 30, 2018
Observation date: Apr 27, 2018
Submitted by: Colin Reid
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Jun 25, 2018
Observation date: Apr 30, 2018
Submitted by: MaynorOvando
Region: Chimaltenango, Guatemala
Verified by: Doug Taron
Verified date: Jun 21, 2018
Observation date: May 06, 2018
Submitted by: Jeff Trahan
Region: Brewster County, Texas, United States
Verified by: stomlins701
Verified date: May 12, 2018
Observation date: Nov 10, 2017
Submitted by: Laurie Sheppard
Region: Grayson County, Texas, United States
Verified by: stomlins701
Verified date: Apr 03, 2018
Observation date: Aug 14, 2015
Submitted by: wallap74
Region: Grant County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 29, 2018
Observation date: Nov 20, 2017
Submitted by: CA Ivy
Region: Sebastian County, Arkansas, United States
Verified by: CA Ivy
Verified date: Nov 21, 2017
Observation date: Nov 16, 2017
Submitted by: CA Ivy
Region: Sebastian County, Arkansas, United States
Verified by: CA Ivy
Verified date: Nov 21, 2017
Observation date: Nov 20, 2017
Submitted by: CA Ivy
Region: Sebastian County, Arkansas, United States
Verified by: CA Ivy
Verified date: Nov 20, 2017
Observation date: Jun 20, 2017
Submitted by: terpikeraunos
Region: Oklahoma County, Oklahoma, United States
Verified by: stomlins701
Verified date: Nov 19, 2017
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