Frosted elfin species status assessment

Facility
Federally Threatened Bog Turtle (Glyptemys muhlenbergii)
Through a series of laws created over the last century, Americans have declared that we need to collectively protect landscapes, fish, wildlife, and plants. Several agencies in the federal government put our country's conservation laws into action, and the Ecological Services Program of the U.S....
Program
A rocky shoreline of a river. The water is calm. Mist and green branches line the river.
The Ecological Services Program works to restore and protect healthy populations of fish, wildlife, and plants and the environments upon which they depend. Using the best available science, we work with federal, state, Tribal, local, and non-profit stakeholders, as well as private land owners, to...
Species
Silvery brown butterfly perched on a stem

The frosted elfin was originally described as Polyommatus irus by Jean-Baptiste Godart in 1824, (Johnson 1991, p. 153). The current name is Callophrys irus, and it was previously assigned to the genus Incisalia (Scudder). The similar looking Henry’s elfin (C. henrici) was not described until...

FWS Focus
Subject tags
Endangered and/or Threatened species
FWS and DOI Region(s)