Brown Roll Rim vs Ontong Java Flying Fox

Paxillus involutus compared with Pteropus howensis

Key Differences

• Brown Roll Rim is Least Concern while Ontong Java Flying Fox is Critically Endangered.

Taxonomic Classification

Rank	Brown Roll Rim	Ontong Java Flying Fox
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Boletales (Boletales)	Chiroptera (Bats)
Family	Paxillaceae	Pteropodidae (Fruit Bats)
Genus	Paxillus	Pteropus (Flying Foxes)
Species	Paxillus involutus	Pteropus howensis

Conservation Status

Brown Roll Rim

LC — Least Concern

Ontong Java Flying Fox

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Roll Rim	Ontong Java Flying Fox
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).

Ontong Java Flying Fox

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.