Fossa vs robust shell

Cryptoprocta ferox compared with Littoraria undulata

Key Differences

• Fossa is Vulnerable while robust shell is Least Concern.

Taxonomic Classification

Rank	Fossa	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Carnivora (Carnivorans)	Littorinimorpha (Littorinimorpha)
Family	Eupleridae	Littorinidae
Genus	Cryptoprocta	Littoraria
Species	Cryptoprocta ferox	Littoraria undulata

Evolutionary Relationship

Fossa and robust shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Fossa

VU — Vulnerable

robust shell

LC — Least Concern

Physical Characteristics

Attribute	Fossa	robust shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fossa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

robust shell

Habitat

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

Range

Found in Taiwan.