Northern Marble
Euchloe creusa (Doubleday, [1847])
Family: Pieridae
Subfamily: Pierinae
Identification: Pale markings at tip of upperside of front wing; cell bar narrow. Fore- and hindwing bases dark on the uppersides. Underside of hindwing with considerable "fractured" dark marbling.
Wing Span: 1 3/8 - 1 5/8 inches (3.5 - 4.2 cm).
Life History: Females lay single eggs on host plant flower buds; caterpillars eat flowers and fruits. Chrysalids hibernate.
Flight: One flight from May-July.
Caterpillar Hosts: Plants of the mustard (Brassicaceae) family.
Adult Food: Flower nectar. Specific plants not reported.
Habitat: Mountains, rocky outcrops, trails, roadsides.
Range: Alaska south and east to British Columbia, Alberta, and Saskatchewan. Northern Montana in Glacier National Park.
Conservation: Widespread in Alaska, but very restricted in lower 48 states.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Study habitat requirements and manage accordingly.
Comments: NULL
Get your BAMONA Gear!
Please donate!
We depend on donations to keep Butterflies and Moths of North America freely available. We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Advertise with us!
Do you have a product or service that you think would interest BAMONA users? If you would like to advertise on this website, contact us by email, or use the contact form and select the "Advertising" category.
Verified Sightings
Displaying 1 - 9 of 9 verified sightings
Observation date: Jun 22, 2023
Submitted by: Offshorebirder
Region: Nome, Alaska, United States
Verified by: davidwdroppers
Verified date: Sep 25, 2023
Observation date: May 29, 2020
Submitted by: Rick Sinnott
Region: Anchorage, Alaska, United States
Verified by: Paul Prappas
Verified date: Feb 07, 2023
Observation date: Jun 24, 2018
Submitted by: Doug Bruce
Region: Nome, Alaska, United States
Verified by: Norbert Kondla
Verified date: Nov 24, 2018
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Jun 21, 1995
Submitted by: legacy.reporter (F/P)
Region: Northwest Arctic, Alaska, United States
Verified by: legacy.verifier (Lepidopterists' Society Season Summary)
Verified date: Jan 23, 2008
Observation date: Jun 28, 1995
Submitted by: legacy.reporter (F/P)
Region: Northwest Arctic, Alaska, United States
Verified by: legacy.verifier (Lepidopterists' Society Season Summary)
Verified date: Jan 23, 2008
Observation date: Jun 23, 2001
Submitted by: legacy.reporter (KWP)
Region: North Slope, Alaska, United States
Verified by: legacy.verifier (Lepidopterists' Society Season Summary)
Verified date: Jan 23, 2008
Observation date: unknown
Submitted by: legacy.reporter
Region: Alaska, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Glacier County, Montana, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004