Echinargus

Pronunciation

How to pronounce Echinargus: //ɛˌkaɪˈnɑːrɡəs//

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Summary

Echinargus isola, or Reakirt's blue, is a butterfly of the family Lycaenidae, and the sole representative of the monotypic genus Echinargus. It is found in various habitats and migrates seasonally.

Physical Characteristics

Wingspan of 16–23 mm.

Habitat

Fields, gardens, open areas.

Distribution

Central America and the extreme southern U.S., migrates throughout most of the U.S. almost to the Canada–United States border.

Diet

Larvae feed on Fabaceae, particularly mesquites (Prosopis species). Adults feed on flower nectar from spearmint, white sweet clover, and a variety of other herbs.

Evolution

Closely related to and often included within the genus Hemiargus; the separation of Echinargus as a separate genus is debated.

Similar Taxa

• Hemiargus

Tags

• Echinargus
• Reakirt's blue
• Lycaenidae
• butterfly
• monotypic genus