The Bog Elfin is a species of Lycaenidae

Lycaenidae

The Lycaenidae are the second-largest family of butterflies, with about 6000 species worldwide, whose members are also called gossamer-winged butterflies...

 that is native to North America

North America

North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

.

Description

The wingspan ranges from 16–19 mm (0.62992125984252–0.748031496062992 in). It is a dull brown and tailless.

The caterpillars eat Black Spruce (Picea mariana).

Range

They range from eastern New Hampshire through coastal Maine north to New Brunswick. Isolated populations in eastern Ontario, southern Quebec, Nova Scotia, and Maine, and rare in New York and Massachusetts. Within this range they tend to black spruce and tamarack bogs.