Oslar's oakworm moth
Anisota oslari Rothschild, 1907
Family: Saturniidae
Subfamily: Ceratocampinae
Identification: Females are larger than males. Upperside of female is a uniform brownish yellow; forewing with a small white cell spot. Upperside of male is brownish red; hindwing darker; forewing with a small white cell spot. Neither sex has scattered small black specks.
Wing Span: 2 - 3 3/8 inches (5 - 8.6 cm).
Life History: Adults are day fliers and mate in the morning. Females lay eggs in the early evening in clusters on oak leaves. Young caterpillars feed together, but become solitary as they grow. Fully-grown caterpillars pupate and overwinter in shallow underground chambers.
Flight: One brood from July-August.
Caterpillar Hosts: Various oaks including Mexican blue oak (Quercus oblongifolia) and scrub live oak (Q. turbinella).
Adult Food: Adults do not feed.
Habitat: Oak scrub.
Range: Southwestern Colorado south through New Mexico and southeastern Arizona; extreme east Texas; Mexico.
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 25 verified sightings
Observation date: Aug 15, 2018
Submitted by: jennylloydstrovas
Region: Bernalillo County, New Mexico, United States
Verified by: jwileyrains
Verified date: Aug 10, 2023
Observation date: Jul 18, 2022
Submitted by: J_Martineau
Region: Santa Cruz County, Arizona, United States
Verified by: J_Martineau
Verified date: Dec 12, 2022
Observation date: Jul 31, 2021
Submitted by: J_Martineau
Region: Cochise County, Arizona, United States
Verified by: J_Martineau
Verified date: Jan 12, 2022
Observation date: Oct 21, 2012
Submitted by: John Saba
Region: Santa Cruz County, Arizona, United States
Verified by: John Saba
Verified date: Oct 21, 2012
Observation date: Aug 06, 2012
Submitted by: petersnm
Region: Bernalillo County, New Mexico, United States
Verified by: kmortensen
Verified date: Sep 16, 2012
Observation date: unknown
Submitted by: BAMONA
Region:
Verified by: BAMONA
Verified date: Sep 06, 2010
Observation date: Aug 06, 2002
Submitted by: legacy.reporter (B/B)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Aug 20, 1974
Submitted by: legacy.reporter (Michael D. VanBuskirk)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Sep 05, 1976
Submitted by: legacy.reporter (Michael J. Smith)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Aug 05, 2002
Submitted by: legacy.reporter (B/B)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Oct 16, 1982
Submitted by: legacy.reporter (Jimmie C. Coleman)
Region: Cochise County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Aug 03, 1975
Submitted by: legacy.reporter (Michael D. VanBuskirk)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Aug 23, 2003
Submitted by: legacy.reporter (James P. Tuttle)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Jul 28, 1986
Submitted by: legacy.reporter (James P. Tuttle)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Jul 29, 1983
Submitted by: legacy.reporter (James P. Tuttle)
Region: Pima County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Jul 25, 1975
Submitted by: legacy.reporter (Paul M. Tuskes)
Region: Santa Cruz County, Arizona, United States
Verified by: legacy.verifier (The Lepidopterists' Society Season Summary)
Verified date: Jan 28, 2009
Observation date: Aug 27, 2006
Submitted by: legacy.reporter (Kieran Lindsey)
Region: Bernalillo County, New Mexico, United States
Verified by: paulopler (Paul Opler)
Verified date: Sep 05, 2006
Observation date: unknown
Submitted by: legacy.reporter
Region: Sandoval County, New Mexico, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Cochise County, Arizona, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Montezuma County, Colorado, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Culberson County, Texas, 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: McKinley County, New Mexico, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
Observation date: unknown
Submitted by: legacy.reporter
Region: Jeff Davis County, Texas, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004
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