Flat Periwinkle vs Large Oecomys

Littorina obtusata compared with Oecomys superans

Taxonomic Classification

Rank	Flat Periwinkle	Large Oecomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Rodentia (Rodents)
Family	Littorinidae	Cricetidae
Genus	Littorina	Oecomys
Species	Littorina obtusata	Oecomys superans

Evolutionary Relationship

Flat Periwinkle and Large Oecomys share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Flat Periwinkle

LC — Least Concern

Large Oecomys

LC — Least Concern

Physical Characteristics

Attribute	Flat Periwinkle	Large Oecomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flat Periwinkle

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Large Oecomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.