Brown Funnel Polypore vs common grey sea slug

Coltricia perennis compared with Aeolidia papillosa

Taxonomic Classification

Rank	Brown Funnel Polypore	common grey sea slug
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Mollusca (Mollusks)
Class	Agaricomycetes (Mushrooms)	Gastropoda (Gastropoda)
Order	Hymenochaetales (Hymenochaetales)	Nudibranchia (Nudibranchia)
Family	Hymenochaetaceae	Aeolidiidae
Genus	Coltricia	Aeolidia
Species	Coltricia perennis	Aeolidia papillosa

Conservation Status

Brown Funnel Polypore

LC — Least Concern

common grey sea slug

LC — Least Concern

Physical Characteristics

Attribute	Brown Funnel Polypore	common grey sea slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Funnel Polypore

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Brazil).

common grey sea slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

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

Brown Funnel Polypore

The Brown Funnel Polypore (Coltricia perennis) is a species in the genus Coltricia. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

common grey sea slug

<em>Aeolidia papillosa</em>, commonly known as the common grey sea slug, is a nudibranch mollusc belonging to the genus Aeolidia within the family Aeolidiidae. Despite the species name referencing terrestrial and aquatic habitats including forests and freshwater, <em>Aeolidia papillosa</em> is primarily a marine organism. Its range includes Belgium, Chile, Denmark, Norway, and Sweden, indicating a distribution across the North Atlantic and into South American waters. Common grey sea slug is assessed as Least Concern on the IUCN Red List. The species is typically found in intertidal and subtidal zones, where it preys on sea anemones and stores stinging cells from its prey in its dorsal cerata for defense. Biological traits of this species remain poorly documented in the scientific literature.