Blushing Rosette vs Green Silver-Spangled Shark

Abortiporus biennis compared with Cucullia argentea

Key Differences

Blushing Rosette is Near Threatened while Green Silver-Spangled Shark is Critically Endangered.

Taxonomic Classification

Rank	Blushing Rosette	Green Silver-Spangled Shark
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Polyporales (Polyporales)	Lepidoptera (Butterflies & Moths)
Family	Podoscyphaceae	Noctuidae
Genus	Abortiporus	Cucullia
Species	Abortiporus biennis	Cucullia argentea

Conservation Status

Blushing Rosette

NT — Near Threatened

Green Silver-Spangled Shark

CR — Critically Endangered

Physical Characteristics

Attribute	Blushing Rosette	Green Silver-Spangled Shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blushing Rosette

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). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Green Silver-Spangled Shark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, Sweden, and Ukraine. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Blushing Rosette

The Blushing Rosette (Abortiporus biennis) is a species in the genus Abortiporus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.