Flat Periwinkle vs Perija Small-eared Shrew

Littorina obtusata compared with Cryptotis perijensis

Key Differences

• Flat Periwinkle is Least Concern while Perija Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Flat Periwinkle	Perija Small-eared Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Soricomorpha (Soricomorpha)
Family	Littorinidae	Soricidae
Genus	Littorina	Cryptotis
Species	Littorina obtusata	Cryptotis perijensis

Evolutionary Relationship

Flat Periwinkle and Perija Small-eared Shrew share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Flat Periwinkle

LC — Least Concern

Perija Small-eared Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Flat Periwinkle	Perija Small-eared Shrew
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.

Perija Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.