Elbowpatch Crust vs small tortoiseshell

Fomitiporia punctata compared with Aglais urticae

Key Differences

• Elbowpatch Crust is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Elbowpatch Crust	small tortoiseshell
Kingdom	Fungi (เห็ดรา)	Animalia (สัตว์)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (สัตว์ขาปล้อง)
Class	Agaricomycetes (Mushrooms)	Insecta (แมลง)
Order	Hymenochaetales (Hymenochaetales)	Lepidoptera (ผีเสื้อ)
Family	Hymenochaetaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Fomitiporia	Aglais
Species	Fomitiporia punctata	Aglais urticae

Conservation Status

Elbowpatch Crust

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Elbowpatch Crust	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elbowpatch Crust

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