Alston s Cotton Rat vs Niceforo Maria’s Oldfield Mouse

Sigmodon alstoni compared with Thomasomys nicefori

Taxonomic Classification

Rank	Alston s Cotton Rat	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Sigmodon	Thomasomys
Species	Sigmodon alstoni	Thomasomys nicefori

Evolutionary Relationship

Alston s Cotton Rat and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Family level: Cricetidae.

View Family: Cricetidae

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Niceforo Maria’s Oldfield Mouse
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.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.