Sequoia sphinx
Sphinx sequoiae Boisduval, 1868
Family: Sphingidae
Subfamily: Sphinginae
Identification: The dark form, occurring from Oregon to central California, has blue-gray forewings with black dashes along the middle. The pale form, in the juniper belt of the rest of the range, is very pale gray with only a faint blue tint.
Wing Span: 1 7/8 - 2 11/16 inches (4.8 - 6.8 cm).
Life History: Fully-grown caterpillars pupate and overwinter in underground burrows.
Flight: . One brood from May-August.
Caterpillar Hosts: California juniper (Juniperus californica) and Rocky Mountain juniper (J. osteosperma).
Adult Food: Nectar from flowers of western chokecherry (Prunus virginiana var. demissa) and California buckeye (Aesculus californica).
Habitat: Desert and pinyon-juniper woodland.
Range: Oregon south through California, Nevada, and southeastern Utah to Arizona; south into northern Baja California.
Conservation: Not usually required.
NCGR: G4 - Apparently secure globally, though it might 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 31 verified sightings
Observation date: Mar 22, 2020
Submitted by: BKOakland
Region: Alameda County, California, United States
Verified by: jwileyrains
Verified date: Oct 15, 2021
Observation date: Jun 15, 2014
Submitted by: coreyk
Region: Clark County, Nevada, United States
Verified by: Josiah Gilbert
Verified date: Jun 17, 2014
Observation date: Sep 06, 2011
Submitted by: mistromom
Region: El Dorado County, California, United States
Verified by: kellyrichers
Verified date: Oct 10, 2012
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Jun 01, 1996
Submitted by: legacy.reporter (Tom Dimock)
Region: Ventura County, California, United States
Verified by: legacy.verifier (Tom Dimock)
Verified date: May 24, 2007
Observation date: unknown
Submitted by: legacy.reporter
Region: El Dorado County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Plumas County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Tuolumne County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Los Angeles County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: San Diego County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Baker County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Butte County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Nevada County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Siskiyou County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Josephine County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Kern County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Riverside County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Baja California Norte, Mexico
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Mariposa County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: San Mateo County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Crook County, Oregon, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Calaveras County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Placer County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Sonoma County, California, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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