Flat Periwinkle vs Olive-gray Thomasomys

Littorina obtusata compared with Thomasomys cinereus

Taxonomic Classification

Rank	Flat Periwinkle	Olive-gray Thomasomys
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Mollusca (软体动物门)	Chordata (脊索动物门)
Class	Gastropoda (腹足纲)	Mammalia (哺乳動物)
Order	Littorinimorpha (滨螺形目)	Rodentia (啮齿目)
Family	Littorinidae	Cricetidae
Genus	Littorina	Thomasomys
Species	Littorina obtusata	Thomasomys cinereus

Evolutionary Relationship

Flat Periwinkle and Olive-gray Thomasomys share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Flat Periwinkle

LC — Least Concern

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Flat Periwinkle	Olive-gray Thomasomys
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.

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.