Alston s Cotton Rat vs Eastern highfin spurdog

Sigmodon alstoni compared with Squalus albifrons

Taxonomic Classification

Rank	Alston s Cotton Rat	Eastern highfin spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Squaliformes (Squaliformes)
Family	Cricetidae	Squalidae
Genus	Sigmodon	Squalus
Species	Sigmodon alstoni	Squalus albifrons

Evolutionary Relationship

Alston s Cotton Rat and Eastern highfin spurdog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Eastern highfin spurdog

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Eastern highfin spurdog
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.

Eastern highfin spurdog

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.