Black-shouldered Opossum vs Brown Widow

Caluromysiops irrupta compared with Latrodectus geometricus

Key Differences

Black-shouldered Opossum is Least Concern while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Black-shouldered Opossum	Brown Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Arachnida (Arachnids)
Order	Didelphimorphia (Didelphimorphia)	Araneae (Araneae)
Family	Didelphidae	Theridiidae
Genus	Caluromysiops	Latrodectus
Species	Caluromysiops irrupta	Latrodectus geometricus

Evolutionary Relationship

Black-shouldered Opossum and Brown Widow share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Black-shouldered Opossum	Brown Widow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Brown Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Brown Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).