beaded chestnut vs Bent Ring Lichen

Agrochola lychnidis compared with Arctoparmelia incurva

Key Differences

• beaded chestnut is Near Threatened while Bent Ring Lichen is Critically Endangered.

Taxonomic Classification

Rank	beaded chestnut	Bent Ring Lichen
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Arthropoda (節足動物)	Ascomycota (子嚢菌門)
Class	Insecta (昆虫)	Lecanoromycetes (チャシブゴケ菌綱)
Order	Lepidoptera (チョウ目)	Lecanorales (チャシブゴケ目)
Family	Noctuidae	Parmeliaceae
Genus	Agrochola	Arctoparmelia
Species	Agrochola lychnidis	Arctoparmelia incurva

Conservation Status

beaded chestnut

NT — Near Threatened

Bent Ring Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	beaded chestnut	Bent Ring Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Bent Ring Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Bent Ring Lichen

The Bent Ring Lichen (Arctoparmelia incurva) is a species in the genus Arctoparmelia. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden