Niceforo Maria’s Oldfield Mouse vs Spruce Tooth

Thomasomys nicefori compared with Phellodon violascens

Key Differences

• Niceforo Maria’s Oldfield Mouse is Least Concern while Spruce Tooth is Endangered.

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Spruce Tooth
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Thelephorales (Thelephorales)
Family	Cricetidae	Thelephoraceae
Genus	Thomasomys	Phellodon
Species	Thomasomys nicefori	Phellodon violascens

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Spruce Tooth

EN — Endangered

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Spruce Tooth
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Spruce Tooth

Habitat

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

Range

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