Dwarf Shield vs small tortoiseshell

Pluteus nanus compared with Aglais urticae

Key Differences

• Dwarf Shield is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Dwarf Shield	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Agaricales (Gilled Mushrooms)	Lepidoptera (Butterflies & Moths)
Family	Pluteaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Pluteus	Aglais
Species	Pluteus nanus	Aglais urticae

Conservation Status

Dwarf Shield

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Dwarf Shield	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf Shield

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden