Alston s Cotton Rat vs

Sigmodon alstoni compared with Cortinarius hillieri

Key Differences

• Alston s Cotton Rat is Least Concern while is Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Cricetidae	Cortinariaceae
Genus	Sigmodon	Cortinarius
Species	Sigmodon alstoni	Cortinarius hillieri

Conservation Status

Alston s Cotton Rat

LC — Least Concern

EN — Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Habitat

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

Range

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

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia and Venezuela.

Cortinarius hillieri is a mycorrhizal agaric fungus in the family Cortinariaceae, assessed as Endangered (EN). It forms ectomycorrhizal associations with forest trees and produces characteristic cobweb-like veils (cortina) when young. Its endangered status reflects habitat loss through deforestation and changes in woodland management.