Central Andes Oldfield Mouse vs limestone fern

Thomasomys contradictus compared with Gymnocarpium robertianum

Key Differences

• Central Andes Oldfield Mouse is Data Deficient while limestone fern is Critically Endangered.

Taxonomic Classification

Rank	Central Andes Oldfield Mouse	limestone fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Mammalia (Mammals)	Polypodiopsida (Polypodiopsida)
Order	Rodentia (Rodents)	Polypodiales (Polypodiales)
Family	Cricetidae	Cystopteridaceae
Genus	Thomasomys	Gymnocarpium
Species	Thomasomys contradictus	Gymnocarpium robertianum

Conservation Status

Central Andes Oldfield Mouse

DD — Data Deficient

limestone fern

CR — Critically Endangered

Physical Characteristics

Attribute	Central Andes Oldfield Mouse	limestone fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

limestone fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

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

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.