Eastern Pygmy Marmoset vs False widow

Cebuella niveiventris compared with Steatoda bipunctata

Key Differences

• Eastern Pygmy Marmoset is Vulnerable while False widow is Least Concern.

Taxonomic Classification

Rank	Eastern Pygmy Marmoset	False widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Arachnida (Arachnids)
Order	Primates (Primates)	Araneae (Araneae)
Family	Callitrichidae	Theridiidae
Genus	Cebuella	Steatoda
Species	Cebuella niveiventris	Steatoda bipunctata

Evolutionary Relationship

Eastern Pygmy Marmoset and False widow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eastern Pygmy Marmoset

VU — Vulnerable

False widow

LC — Least Concern

Physical Characteristics

Attribute	Eastern Pygmy Marmoset	False widow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Pygmy Marmoset

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

False widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).