Sleepy Duskywing
Erynnis brizo (Boisduval & Leconte, [1837])
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Antennal clubs are blunt. Upperside brown; forewing with 2 wide gray bands and no transparent spots. Male has a costal fold containing yellow scent scales; female has a patch of scent scales on the 7th abdominal segment.
Wing Span: 1 1/4 - 1 3/4 inches (3.2 - 4.5 cm).
Life History: To seek females, males perch in clearings and on hilltops throughout the day. Patrolling around the host plants occurs when there is a high density of males. Females deposit single eggs on young leaves or leaf buds of the host plants. Caterpillars feed on leaves and rest in leaf shelters; fully-grown caterpillars hibernate.
Flight: One brood; from January-May in Florida and Texas, from March-June in the rest of the range.
Caterpillar Hosts: Scrub oak (Quercus ilicifolia) and other shrubby oaks.
Adult Food: Nectar from flowers of heaths (Ericaceae) including wild azalea and blueberry; also blackberry and dandelion.
Habitat: Oak or oak-pine scrub, chaparral, barrens; on well-drained sandy or shaly soils.
Range: In the west from California east to Utah and southern Wyoming; south through the mountains to Arizona, New Mexico, Baja California Norte and central Mexico. In the east from Manitoba south through southern Ontario and the eastern United States to central Florida, the Gulf Coast, and central Texas.
Conservation: Not usually required.
NCGR: 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
Verified Sightings
Displaying 1 - 24 of 1517 verified sightings

Observation date: Apr 16, 2019
Submitted by: Lycaena
Region: St. Charles County, Missouri, United States
Verified by: CA Ivy
Verified date: Aug 01, 2019

Observation date: Jun 08, 2019
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 19, 2019

Observation date: Jun 15, 2019
Submitted by: jvkopple2
Region: Kalkaska County, Michigan, United States
Verified by: rosslayberry
Verified date: Jun 15, 2019

Observation date: Jun 13, 2019
Submitted by: Argyle
Region: Brevard County, Florida, United States
Verified by: John Calhoun
Verified date: Jun 14, 2019

Observation date: Jun 03, 2019
Submitted by: Cactuswren1976
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Jun 08, 2019

Observation date: Apr 21, 2019
Submitted by: TSims
Region: Lancaster County, Pennsylvania, United States
Verified by: davidwright
Verified date: May 26, 2019

Observation date: May 12, 2019
Submitted by: Lisahug
Region: Sonoma County, California, United States
Verified by: Ken Davenport
Verified date: May 13, 2019

Observation date: Apr 25, 2019
Submitted by: Jay Brasher
Region: Crawford County, Arkansas, United States
Verified by: stomlins701
Verified date: May 09, 2019

Observation date: Mar 26, 2019
Submitted by: J_Martineau
Region: Eddy County, New Mexico, United States
Verified by: J_Martineau
Verified date: May 07, 2019

Observation date: Apr 22, 2019
Submitted by: pachips
Region: Bedford County, Pennsylvania, United States
Verified by: davidwright
Verified date: Apr 29, 2019

Observation date: Apr 16, 2019
Submitted by: henryr10
Region: Clermont County, Ohio, United States
Verified by: rogerdowner
Verified date: Apr 17, 2019

Observation date: Mar 22, 2019
Submitted by: Brad.Moon
Region: Vernon Parish, Louisiana, United States
Verified by: stomlins701
Verified date: Mar 27, 2019

Observation date: Mar 07, 2018
Submitted by: Brad.Moon
Region: Vernon Parish, Louisiana, United States
Verified by: stomlins701
Verified date: Mar 27, 2019

Observation date: Mar 17, 2019
Submitted by: Brad.Moon
Region: Vernon Parish, Louisiana, United States
Verified by: stomlins701
Verified date: Mar 27, 2019

Observation date: Mar 15, 2019
Submitted by: ncrosbyrd
Region: McIntosh County, Georgia, United States
Verified by: Mikelchap
Verified date: Mar 23, 2019

Observation date: Mar 21, 2019
Submitted by: MothLady41
Region: Highlands County, Florida, United States
Verified by: John Calhoun
Verified date: Mar 21, 2019

Observation date: Apr 21, 2006
Submitted by: Pierre Howard
Region: Fannin County, Georgia, United States
Verified by: Mikelchap
Verified date: Nov 22, 2018

Observation date: Apr 21, 2018
Submitted by: JulieLuetzelschwab
Region: New Mexico, United States
Verified by: stevecary
Verified date: Jun 09, 2018

Observation date: May 27, 2018
Submitted by: CA Ivy
Region: Logan County, Arkansas, United States
Verified by: CA Ivy
Verified date: May 28, 2018

Observation date: May 20, 2018
Submitted by: jvkopple2
Region: Kalkaska County, Michigan, United States
Verified by: rosslayberry
Verified date: May 20, 2018

Observation date: Apr 05, 2018
Submitted by: dspicer
Region: Marion County, Tennessee, United States
Verified by: dbruce
Verified date: Apr 20, 2018

Observation date: Apr 07, 2018
Submitted by: JulieLuetzelschwab
Region: San Miguel County, New Mexico, United States
Verified by: stevecary
Verified date: Apr 16, 2018

Observation date: Mar 24, 2018
Submitted by: lois.posey
Region: Volusia County, Florida, United States
Verified by: John Calhoun
Verified date: Apr 12, 2018

Observation date: Apr 01, 2018
Submitted by: nrpeters
Region: Yavapai County, Arizona, United States
Verified by: John Saba
Verified date: Apr 10, 2018
- 1 of 64
- next ›

Formed in 2009, the Archive Team (not to be confused with the archive.org Archive-It Team) is a rogue archivist collective dedicated to saving copies of rapidly dying or deleted websites for the sake of history and digital heritage. The group is 100% composed of volunteers and interested parties, and has expanded into a large amount of related projects for saving online and digital history.




