Southwestern Orangetip
Anthocharis thoosa (Scudder, 1878)
Family: Pieridae
Subfamily: Pierinae
Identification: Male white, female either white or yellowish, especially on hindwing. Most similar to Sara Orangetip, but black bar on inner edge of orange tip very wide, and marbling nearly black.
Wing Span: 1 - 1 ½ inches (2.5-3.7 cm).
Life History: Plants in the mustard (Brassicaceae) family including tansy-mustard (Descurainia), hedge mustard (Sisymbrium) and rock cresses (Arabis) species.
Flight: Late February through April.
Caterpillar Hosts:
Adult Food: Flower nectar, including that of host mustards.
Habitat: Mainly juniper or pinyon-juniper woodland. Also desert hills.
Range: Arid intermountain West from northern Nevada, Utah, and western Colorado south to western Texas, New Mexico, Arizona, and southeastern California.
Conservation: Conserve restricted populations.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Preserve host plant and flyway habitats.
Comments: NULL
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Verified Sightings
Displaying 1 - 24 of 230 verified sightings
Observation date: Apr 15, 2024
Submitted by: bonfrey
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: May 19, 2025
Observation date: Feb 24, 2025
Submitted by: Sue Bocchicchio
Region: Pima County, Arizona, United States
Verified by: John Saba
Verified date: May 19, 2025
Observation date: Mar 29, 2025
Submitted by: bonfrey
Region: Socorro County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 14, 2025
Observation date: Mar 16, 2025
Submitted by: Marta Reece
Region: Lincoln County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 17, 2025
Observation date: Feb 27, 2025
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Feb 28, 2025
Observation date: Apr 16, 2024
Submitted by: dvollmar
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Aug 09, 2024
Observation date: May 01, 2024
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: May 05, 2024
Observation date: Apr 16, 2024
Submitted by: dvollmar
Region: Clark County, Nevada, United States
Verified by: Ken Davenport
Verified date: Apr 23, 2024
Observation date: Apr 20, 2024
Submitted by: guy_incognito
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: Apr 21, 2024
Observation date: Mar 10, 2024
Submitted by: Elaine-NM
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 20, 2024
Observation date: Apr 12, 2024
Submitted by: Cactuswren1976
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 18, 2024
Observation date: Apr 16, 2024
Submitted by: Ritajherbst
Region: Grant County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 17, 2024
Observation date: Mar 21, 2024
Submitted by: Cactuswren1976
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 23, 2024
Observation date: Mar 17, 2024
Submitted by: bonfrey
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 23, 2024
Observation date: Mar 16, 2024
Submitted by: tjay13
Region: Hidalgo County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 23, 2024
Observation date: Feb 25, 2024
Submitted by: Paul Prappas
Region: Cochise County, Arizona, United States
Verified by: Paul Prappas
Verified date: Feb 25, 2024
Observation date: Mar 15, 2017
Submitted by: Robb Hannawacker
Region: Grand County, Utah, United States
Verified by: James Steen
Verified date: Aug 29, 2023
Observation date: May 25, 2023
Submitted by: fotohiker
Region: Archuleta County, Colorado, United States
Verified by: mikefisher
Verified date: May 29, 2023
Observation date: Apr 23, 2023
Submitted by: Robert Gorman
Region: San Bernardino County, California, United States
Verified by: Ken Davenport
Verified date: May 01, 2023
Observation date: May 21, 2022
Submitted by: scott ellis
Region: Uintah County, Utah, United States
Verified by: James Steen
Verified date: Apr 07, 2023
Observation date: Mar 13, 2023
Submitted by: cjgoin
Region: Doña Ana County, New Mexico, United States
Verified by: stevecary
Verified date: Mar 16, 2023
Observation date: Mar 02, 2022
Submitted by: stevecary
Region: Cochise County, Arizona, United States
Verified by: John Saba
Verified date: Oct 31, 2022
Observation date: Apr 21, 2022
Submitted by: Rozelle Wright
Region: Los Alamos County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 22, 2022
Observation date: Apr 16, 2022
Submitted by: Arley
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 17, 2022
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