Brown Roll Rim vs Brownfish

Paxillus involutus compared with Actinopyga echinites

Key Differences

• Brown Roll Rim is Least Concern while Brownfish is Vulnerable.

Taxonomic Classification

Rank	Brown Roll Rim	Brownfish
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Echinodermata (Echinoderms)
Class	Agaricomycetes (Mushrooms)	Holothuroidea (Holothuroidea)
Order	Boletales (Boletales)	Holothuriida (Holothuriida)
Family	Paxillaceae	Holothuriidae
Genus	Paxillus	Actinopyga
Species	Paxillus involutus	Actinopyga echinites

Conservation Status

Brown Roll Rim

LC — Least Concern

Brownfish

VU — Vulnerable

Physical Characteristics

Attribute	Brown Roll Rim	Brownfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Roll Rim

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil, Chile).

Brownfish

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Roll Rim

The Brown Roll Rim (Paxillus involutus) is a species in the genus Paxillus. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Brownfish

The Brownfish (Actinopyga echinites) is a species in the genus Actinopyga. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.