Mottled Longtail
Typhedanus undulatus (Hewitson, 1867)
Family: Hesperiidae
Subfamily: Pyrginae
Identification: Hindwing with a long tail. Wings are dark brown. Underside of hindwing is striated with broken black lines.
Wing Span: 1 5/8 - 1 7/8 inches (4.2 - 4.8 cm).
Life History: Early stages are not reported. Males perch on hilltops to await receptive females.
Flight: August-October in South Texas, December-May in the tropics.
Caterpillar Hosts: Sennas (Cassia species) in the pea family (Fabaceae).
Adult Food: Flower nectar.
Habitat: Arid chaparral.
Range: Argentina north through tropical America to Mexico. Occasionally strays 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.
Comments: NULL
Verified Sightings
Displaying 1 - 12 of 12 verified sightings

Observation date: Nov 13, 2019
Submitted by: IslandEd
Region: Mexico
Verified by: Paul Prappas
Verified date: Jan 26, 2023

Observation date: Feb 04, 2019
Submitted by: David F Smith
Region: Sonora, Mexico
Verified by: stevecary
Verified date: Dec 12, 2022

Observation date: Aug 22, 2020
Submitted by: Charlie Doggett
Region: Costa Rica
Verified by: Charlie Doggett
Verified date: Oct 06, 2022

Observation date: unknown
Submitted by: paulopler (Paul Opler)
Region: United States
Verified by: BAMONA
Verified date: Sep 06, 2010

Observation date: Oct 15, 2006
Submitted by: legacy.reporter (Mike Overton, Paul Opler)
Region: Tamaulipas, Mexico
Verified by: legacy.verifier (Mike Overton)
Verified date: Oct 01, 2007

Observation date: Oct 16, 2006
Submitted by: legacy.reporter (Mike Overton, Paul Opler)
Region: Tamaulipas, Mexico
Verified by: legacy.verifier (Mike Overton)
Verified date: Oct 01, 2007

Observation date: Oct 15, 2006
Submitted by: legacy.reporter (Mike Overton, Paul Opler)
Region: Tamaulipas, Mexico
Verified by: legacy.verifier (Mike Overton)
Verified date: Oct 01, 2007

Observation date: unknown
Submitted by: legacy.reporter
Region: Sinaloa, Mexico
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Hidalgo County, Texas, United States
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Nuevo Leon, Mexico
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Sonora, Mexico
Verified by: legacy.verifier
Verified date: Dec 31, 2004

Observation date: unknown
Submitted by: legacy.reporter
Region: Tamaulipas, Mexico
Verified by: legacy.verifier
Verified date: Dec 31, 2004