Hollow Shell Lichen vs Noctule

Acrocordia cavata compared with Nyctalus noctula

Key Differences

• Hollow Shell Lichen is Data Deficient while Noctule is Vulnerable.

Taxonomic Classification

Rank	Hollow Shell Lichen	Noctule
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Dothideomycetes (Dothideomycetes)	Mammalia (Mammals)
Order	Monoblastiales (Monoblastiales)	Chiroptera (Bats)
Family	Monoblastiaceae	Vespertilionidae
Genus	Acrocordia	Nyctalus
Species	Acrocordia cavata	Nyctalus noctula

Conservation Status

Hollow Shell Lichen

DD — Data Deficient

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Hollow Shell Lichen	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hollow Shell Lichen

Habitat

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

Range

Distributed across Denmark, Norway, Sweden, and United States.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden