Ilavia Hairstreak
Satyrium ilavia (Beutenmüller, 1899)
Family: Lycaenidae
Subfamily: Theclinae
Identification: Two tails on each hindwing. Underside of hindwing pale brown-tan; blue tail-spot capped narrowly with orange usually reduced or absent; white-edged black W near inner margin faint or absent.
Wing Span: 7/8 - 1 1/16 inches (2.2 - 2.8 cm).
Life History: Eggs are laid singly on host plant twigs and hatch the following spring. Caterpillars feed on leaves, buds, and male catkins
Flight: One flight from March-June.
Caterpillar Hosts: Scrub oak..
Adult Food: Flower nectar.
Habitat: Oak brush sometimes mixed with junipers, cactus, and other plants.
Range: Central and southeastern Arizona.
Conservation: Not usually required.
NCGR: G4, 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
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Verified Sightings
Displaying 1 - 24 of 30 verified sightings
Observation date: Sep 11, 2022
Submitted by: ncrosbyrd
Region: Pinal County, Arizona, United States
Verified by: John Saba
Verified date: Nov 06, 2022
Observation date: May 21, 2022
Submitted by: Robert Gorman
Region: Pinal County, Arizona, United States
Verified by: James Steen
Verified date: Jun 07, 2022
Observation date: May 21, 2022
Submitted by: Robert Gorman
Region: Pinal County, Arizona, United States
Verified by: John Saba
Verified date: Jun 05, 2022
Observation date: May 18, 2019
Submitted by: Mark Salvato
Region: Pinal County, Arizona, United States
Verified by: John Saba
Verified date: Oct 19, 2021
Observation date: May 26, 2019
Submitted by: Mark Salvato
Region: Pinal County, Arizona, United States
Verified by: John Saba
Verified date: Oct 19, 2021
Observation date: Mar 12, 1983
Submitted by: legacy.reporter (J. K. Adams)
Region: Pima County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012
Observation date: Mar 12, 1983
Submitted by: legacy.reporter (J. K. Adams)
Region: Pima County, Arizona, United States
Verified by: legacy.verifier (Ray Stanford)
Verified date: Jan 01, 2012
Observation date: Jun 26, 1976
Submitted by: legacy.reporter (J & S Werner)
Region: Yavapai County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012
Observation date: May 31, 2011
Submitted by: Gary Jue
Region: Maricopa County, Arizona, United States
Verified by: John Saba
Verified date: Jun 02, 2011
Observation date: Jun 22, 1968
Submitted by: legacy.reporter (Ron Leuschener)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 04, 1989
Submitted by: Ken Davenport (Ken Davenport)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 26, 1968
Submitted by: legacy.reporter (James A. Scott)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 04, 1985
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 22, 1921
Submitted by: legacy.reporter (unknown)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 13, 1995
Submitted by: Ken Davenport (Ken Davenport)
Region: Mohave County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: Jun 17, 2000
Submitted by: Ken Davenport (Ken Davenport)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2011
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: May 09, 2000
Submitted by: legacy.reporter (James P. Brock)
Region: Mohave County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: May 01, 2007
Submitted by: legacy.reporter (Elaine Halbedel)
Region: Grant County, New Mexico, United States
Verified by: paulopler (Paul Opler)
Verified date: Jun 01, 2007
Observation date: unknown
Submitted by: legacy.reporter
Region: Coconino County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Greenlee County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Pinal County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Mohave County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Gila County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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