Darwin s Nesoryzomys vs eccentric grass snail

Nesoryzomys darwini compared with Vallonia excentrica

Key Differences

• Darwin s Nesoryzomys is Extinct while eccentric grass snail is Near Threatened.

Taxonomic Classification

Rank	Darwin s Nesoryzomys	eccentric grass snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Cricetidae	Valloniidae
Genus	Nesoryzomys	Vallonia
Species	Nesoryzomys darwini	Vallonia excentrica

Evolutionary Relationship

Darwin s Nesoryzomys and eccentric grass snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Darwin s Nesoryzomys

EX — Extinct

eccentric grass snail

NT — Near Threatened

Physical Characteristics

Attribute	Darwin s Nesoryzomys	eccentric grass snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darwin s Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

eccentric grass snail

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 5 distinct biome types spanning the Australasia and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Israel), Europe (9 countries), North America (Mexico, United States), and Oceania and the Pacific (New Zealand). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.