Plain Longtail
Urbanus simplicius (Stoll, 1790)
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Long tails; brown wings. Upperside forewing marks are indistinct or lacking. Males have a costal fold enclosing scent scales on the leading edge of the forewing. Inner band of hindwing underside is connected to the brown spot near the costa.
Wing Span: 1 1/2 - 1 15/16 inches (3.8 - 5 cm).
Life History: Not reported.
Flight: October-July in Mexico and Central America; April in South Texas.
Caterpillar Hosts: Legume vines including beans (Phaseolus).
Adult Food: Flower nectar.
Habitat: Seasonal lowland tropical forests and associated edges and openings.
Range: Argentina north through Central America to Mexico. A rare stray to the lower Rio Grande Valley, Texas.
Conservation: Not necessary for a rare stray.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: None reported.
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Verified Sightings
Displaying 1 - 24 of 52 verified sightings
Observation date: Feb 09, 2025
Submitted by: Paul Prappas
Region: Belize District, Belize
Verified by: Paul Prappas
Verified date: Mar 01, 2025
Observation date: Nov 26, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Dec 06, 2024
Observation date: Oct 18, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Nov 04, 2024
Observation date: Sep 12, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Nov 04, 2024
Observation date: Sep 22, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Oct 19, 2024
Observation date: Sep 04, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Sep 19, 2024
Observation date: Aug 31, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Sep 09, 2024
Observation date: Aug 04, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Aug 08, 2024
Observation date: Jul 12, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Aug 01, 2024
Observation date: Jun 24, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jul 26, 2024
Observation date: May 20, 2024
Submitted by: Dave Rintoul
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jun 29, 2024
Observation date: Jun 18, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jun 19, 2024
Observation date: May 10, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Paul Prappas
Verified date: May 30, 2024
Observation date: May 09, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: May 17, 2024
Observation date: Apr 02, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Apr 19, 2024
Observation date: Mar 26, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Apr 15, 2024
Observation date: Jan 18, 2024
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Jan 22, 2024
Observation date: Sep 20, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Oct 20, 2023
Observation date: Aug 18, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Sep 10, 2023
Observation date: Apr 13, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Apr 29, 2023
Observation date: Mar 20, 2023
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Mar 21, 2023
Observation date: Dec 11, 2022
Submitted by: jrmbutterfly
Region: Nayarit, Mexico
Verified by: Paul Prappas
Verified date: Feb 26, 2023
Observation date: Dec 09, 2022
Submitted by: jrmbutterfly
Region: Nayarit, Mexico
Verified by: Paul Prappas
Verified date: Feb 26, 2023
Observation date: Jul 06, 2019
Submitted by: Markus M
Region: Jalisco, Mexico
Verified by: jwileyrains
Verified date: Feb 25, 2023
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