vs Northern, Pribilof, or Alaska fur seal

Hyphoderma definitum compared with Callorhinus ursinus

Key Differences

• is Data Deficient while Northern, Pribilof, or Alaska fur seal is Vulnerable.

Taxonomic Classification

Rank		Northern, Pribilof, or Alaska fur seal
Kingdom	Fungi (เห็ดรา)	Animalia (สัตว์)
Phylum	Basidiomycota (Club Fungi)	Chordata (สัตว์มีแกนสันหลัง)
Class	Agaricomycetes (Mushrooms)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Polyporales (Polyporales)	Carnivora (สัตว์กินเนื้อ)
Family	Hyphodermataceae	Otariidae
Genus	Hyphoderma	Callorhinus
Species	Hyphoderma definitum	Callorhinus ursinus

Conservation Status

DD — Data Deficient

Northern, Pribilof, or Alaska fur seal

VU — Vulnerable

Physical Characteristics

Attribute		Northern, Pribilof, or Alaska fur seal
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, Sweden, and Taiwan.

Northern, Pribilof, or Alaska fur seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Hyphoderma definitum is a corticioid fungus in the family Polyporaceae, assessed as Data Deficient (DD). It forms thin, resupinate fruiting bodies on decaying wood in forest habitats. Limited collection records make a comprehensive conservation assessment difficult.