Handley s Slender Opossum vs robust shell

Marmosops handleyi compared with Littoraria undulata

Key Differences

• Handley s Slender Opossum is Critically Endangered while robust shell is Least Concern.

Taxonomic Classification

Rank	Handley s Slender Opossum	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Didelphimorphia (Didelphimorphia)	Littorinimorpha (Littorinimorpha)
Family	Didelphidae	Littorinidae
Genus	Marmosops	Littoraria
Species	Marmosops handleyi	Littoraria undulata

Evolutionary Relationship

Handley s Slender Opossum and robust shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Handley s Slender Opossum

CR — Critically Endangered

robust shell

LC — Least Concern

Physical Characteristics

Attribute	Handley s Slender Opossum	robust shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Handley s Slender Opossum

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and montane grasslands and shrublands, among 4 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

robust shell

Habitat

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

Range

Found in Taiwan.