Bent Ring Lichen vs Holbiche noire

Arctoparmelia incurva compared with Apristurus melanoasper

Key Differences

• Bent Ring Lichen is Critically Endangered while Holbiche noire is Least Concern.

Taxonomic Classification

Rank	Bent Ring Lichen	Holbiche noire
Kingdom	Fungi (Fungi)	Animalia (animal)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Chondrichthyes (Cartilaginous Fish)
Order	Lecanorales (Lecanorales)	Carcharhiniformes (Ground Sharks)
Family	Parmeliaceae	Scyliorhinidae
Genus	Arctoparmelia	Apristurus
Species	Arctoparmelia incurva	Apristurus melanoasper

Conservation Status

Bent Ring Lichen

CR — Critically Endangered

Holbiche noire

LC — Least Concern

Physical Characteristics

Attribute	Bent Ring Lichen	Holbiche noire
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Holbiche noire

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.

Holbiche noire

The Black roughscale catshark (Apristurus melanoasper) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.