Attributes of Electrostrymon joya

Muted Hairstreak
Electrostrymon joya (Druce, 1907)

Family: Lycaenidae
Subfamily: Theclinae
Identification: Two tails on the hindwing. Upperside of male orange-brown; underside tan with red postmedian line. Female not distinguishable in field from that of Ruddy Hairstreak.
Wing Span: 15/16 - 1 3/16 inches (2.4 - 3.0 cm).
Life History: Males perch on hilltop shrubs to seek receptive females.
Flight: April to January in tropical America (3 more flights).
Caterpillar Hosts: In Venezuela, flowers of mango (Mangifera indica) and Psiguria racemosa.
Adult Food: Flower nectar.
Habitat: Openings and edges in tropical semideciduous river forests, second growth.
Range: South Texas south through mainland tropical America to Peru.
Conservation: Any permanent U.S. populations should be protected.
NCGR: G5 - Demonstrably secure globally, though it may be quite rare in parts of its range, especially at the periphery.
Management Needs: Locate populations and protect their habitat.
Taxonomy Notes:

Images of Electrostrymon joya

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The map below displays all BAMONA data for this species and has three different data layers:
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*The orange dots on the map provide access to information about the 400 most recently verified sightings of this species. Sometimes, there are several records at the same location. Use the table view to access these records.

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Observation Date Submitter Region Verified Datesort icon
January 01, 1950 legacy.reporter Sinaloa, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Sonora, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Nuevo Leon, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Tamaulipas, Mexico December 31, 2004 Details
January 01, 1950 legacy.reporter Texas, Starr County, United States December 31, 2004 Details
January 01, 1950 legacy.reporter Hidalgo County, Texas, United States December 31, 2004 Details