Mountain Plume vs Twin-spot Plume

Stenoptilia islandicus compared with Stenoptilia bipunctidactyla

Key Differences

• Mountain Plume is Vulnerable while Twin-spot Plume is Least Concern.

Taxonomic Classification

Rank	Mountain Plume	Twin-spot Plume
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family same	Pterophoridae	Pterophoridae
Genus same	Stenoptilia	Stenoptilia
Species	Stenoptilia islandicus	Stenoptilia bipunctidactyla

Evolutionary Relationship

Mountain Plume and Twin-spot Plume share a common ancestor at the Genus level: Stenoptilia.

Conservation Status

Mountain Plume

VU — Vulnerable

Twin-spot Plume

LC — Least Concern

Physical Characteristics

Attribute	Mountain Plume	Twin-spot Plume
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mountain Plume

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Iceland, Norway, Russia, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Twin-spot Plume

Habitat

Found across multiple habitat types including flooded grasslands and savannas, deserts and xeric shrublands, and mangrove forests and coastal wetlands, among 5 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Egypt, Tunisia), Asia (11 countries), and Europe (33 countries).

Shared Countries

Both species can be found in 4 countries:

🇫🇮 Finland 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden