Eggshell Rock Blaze vs small tortoiseshell

Phlyctis petraea compared with Aglais urticae

Key Differences

Eggshell Rock Blaze is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Eggshell Rock Blaze	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Insecta (Insects)
Order	Ostropales (Ostropales)	Lepidoptera (Butterflies & Moths)
Family	Phlyctidaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Phlyctis	Aglais
Species	Phlyctis petraea	Aglais urticae

Conservation Status

Eggshell Rock Blaze

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Eggshell Rock Blaze	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eggshell Rock Blaze

Habitat

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

Range

Found in 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 (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.