Swamp Metalmark vs Glanville Fritillary

Side-by-side species comparison

Attribute Swamp Metalmark Glanville Fritillary
Scientific Name Calephelis mutica Melitaea cinxia
Order Lepidoptera Lepidoptera
Family Riodinidae Nymphalidae
Size 22-28 mm wingspan 33-40 mm wingspan
Habitat Wetlands Beaches & Coastal
Diet Omnivores Herbivores
Regions Upper Midwest United States, Great Lakes region Europe, temperate Asia
Conservation Near Threatened; extremely local Least Concern (rare in Britain)

Swamp Metalmark

A rare and localized metalmark butterfly of midwestern wetlands with warm rusty-brown wings marked with fine metallic lines. It has very specific habitat requirements.

💡

Did You Know?

Some populations consist of fewer than 50 individuals, making it one of North America's most vulnerable butterflies.

Glanville Fritillary

An orange and black chequered butterfly confined in Britain to the Isle of Wight's coastal cliffs. It was named after Lady Eleanor Glanville, an eccentric 17th-century collector.

💡

Did You Know?

Lady Glanville's relatives tried to have her will annulled, claiming only a lunatic would collect butterflies.