Dark Gray Boulder Lichen vs small tortoiseshell

Porpidia cinereoatra compared with Aglais urticae

Taxonomic Classification

Rank	Dark Gray Boulder Lichen	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Insecta (Insects)
Order	Lecideales (Lecideales)	Lepidoptera (Butterflies & Moths)
Family	Lecideaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Porpidia	Aglais
Species	Porpidia cinereoatra	Aglais urticae

Conservation Status

Dark Gray Boulder Lichen

NT — Near Threatened

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Dark Gray Boulder Lichen	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark Gray Boulder Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden