Choristostigma plumbosignalis (Fernald, 1888)
Family: Crambidae
Subfamily: Pyraustinae
Identification: Forewing yellow with broad purplish-gray or silvery-gray (lead-colored) PM line shaped like a Y, with the top of the "Y" near or touching the costa; hindwing off-white with pale yellowish tint along outer margin
Wing Span: 2.0 cm
Life History:
Flight: June to August
Caterpillar Hosts:
Adult Food:
Habitat: Grassland coulees, aspen parkland, and wooded areas in boreal forest and mountains
Range: British Columbia and Alberta to Arizona and New Mexico, east to South Dakota
Conservation:
NCGR:
Management Needs:
Taxonomy Notes: None.
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Verified Sightings
Displaying 1 - 11 of 11 verified sightings
Observation date: Aug 04, 2020
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 24, 2020
Observation date: Aug 04, 2020
Submitted by: jrmbutterfly
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Aug 24, 2020
Observation date: Jul 09, 2020
Submitted by: Jane Doerges
Region: Lawrence County, South Dakota, United States
Verified by: J_Martineau
Verified date: Jul 14, 2020
Observation date: Jul 01, 2019
Submitted by: Liz Osborn
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 10, 2019
Observation date: Jul 07, 2019
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 08, 2019
Observation date: Aug 29, 2018
Submitted by: Jim Eckert
Region: Cochise County, Arizona, United States
Verified by: Jim Eckert
Verified date: Sep 03, 2018
Observation date: Jul 11, 2018
Submitted by: hydapse
Region: Park County, Wyoming, United States
Verified by: J_Martineau
Verified date: Jul 18, 2018
Observation date: Jul 06, 2018
Submitted by: bobscafe
Region: British Columbia, Canada
Verified by: davidwdroppers
Verified date: Jul 17, 2018
Observation date: Jul 25, 2015
Submitted by: J_Martineau
Region: Sheridan County, Wyoming, United States
Verified by: J_Martineau
Verified date: Aug 06, 2015
Observation date: Jul 03, 2013
Submitted by: John Ashley
Region: Flathead County, Montana, United States
Verified by: Robert Martin
Verified date: Aug 30, 2013
Observation date: Aug 07, 2011
Submitted by: Dwaine Wagoner
Region: Natrona County, Wyoming, United States
Verified by: J_Martineau
Verified date: Mar 08, 2012