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 25 - 48 of 565 verified sightings
Observation date: Oct 03, 2024
Submitted by: jrmbutterfly
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Oct 31, 2022
Submitted by: tiki33wv
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Jun 16, 2024
Submitted by: ncrosbyrd
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Oct 03, 2024
Submitted by: jrmbutterfly
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Oct 03, 2024
Submitted by: jrmbutterfly
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 09, 2024
Observation date: Aug 22, 2024
Submitted by: cjgoin
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 23, 2024
Observation date: Feb 23, 2024
Submitted by: dvollmar
Region: Cameron County, Texas, United States
Verified by: jwileyrains
Verified date: Aug 11, 2024
Observation date: Jun 22, 2024
Submitted by: DeepSkyKelly
Region: Union County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 23, 2024
Observation date: Jan 16, 2024
Submitted by: hasfitz5
Region: Baja California Sur, Mexico
Verified by: Paul Prappas
Verified date: Apr 12, 2024
Observation date: Mar 20, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Mar 21, 2024
Observation date: Feb 18, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Feb 21, 2024
Observation date: Nov 24, 2023
Submitted by: jrmbutterfly
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Nov 26, 2023
Observation date: Nov 24, 2023
Submitted by: jrmbutterfly
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Nov 26, 2023
Observation date: Sep 12, 2023
Submitted by: camflies
Region: Cochise County, Arizona, United States
Verified by: Paul Prappas
Verified date: Oct 16, 2023
Observation date: Jun 04, 2020
Submitted by: Robb Hannawacker
Region: San Juan County, Utah, United States
Verified by: James Steen
Verified date: Aug 21, 2023
Observation date: Jun 29, 2023
Submitted by: DeepSkyKelly
Region: Union County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 29, 2023
Observation date: Oct 30, 2004
Submitted by: marycurry
Region: Texas, Wise County, United States
Verified by: jwileyrains
Verified date: May 29, 2023
Observation date: May 28, 2023
Submitted by: marycurry
Region: Texas, Wise County, United States
Verified by: jwileyrains
Verified date: May 29, 2023
Observation date: May 29, 2023
Submitted by: marycurry
Region: Texas, Wise County, United States
Verified by: jwileyrains
Verified date: May 29, 2023
Observation date: Apr 15, 2023
Submitted by: Sheilabean
Region: Texas, Tarrant County, United States
Verified by: jwileyrains
Verified date: Apr 18, 2023
Observation date: Apr 15, 2023
Submitted by: Sheilabean
Region: Texas, Tarrant County, United States
Verified by: jwileyrains
Verified date: Apr 18, 2023
Observation date: Mar 17, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Mar 17, 2023
Observation date: Jan 31, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Feb 06, 2023
Observation date: Jun 25, 2017
Submitted by: hasfitz5
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Feb 06, 2023
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