Bearded Tooth vs Beautiful Pearl

Hericium erinaceus compared with Agrotera nemoralis

Key Differences

Bearded Tooth is Critically Endangered while Beautiful Pearl is Least Concern.

Taxonomic Classification

Rank	Bearded Tooth	Beautiful Pearl
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Russulales (Russulales)	Lepidoptera (Butterflies & Moths)
Family	Hericiaceae	Crambidae
Genus	Hericium	Agrotera
Species	Hericium erinaceus	Agrotera nemoralis

Conservation Status

Bearded Tooth

CR — Critically Endangered

Beautiful Pearl

LC — Least Concern

Physical Characteristics

Attribute	Bearded Tooth	Beautiful Pearl
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bearded Tooth

Habitat

Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Beautiful Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Taiwan.

Bearded Tooth

The Bearded Tooth (Hericium erinaceus) is a species in the genus Hericium. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and temperate broadleaf and mixed forests spanning the Indomalayan and Palearctic realms.

Beautiful Pearl

The Beautiful Pearl (Agrotera nemoralis) is a species in the genus Agrotera. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.