Eastern Pygmy Marmoset vs Perijá’s Stream Frog

Cebuella niveiventris compared with Hyloscirtus japreria

Key Differences

• Eastern Pygmy Marmoset is Vulnerable while Perijá’s Stream Frog is Endangered.

Taxonomic Classification

Rank	Eastern Pygmy Marmoset	Perijá’s Stream Frog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Primates (Primates)	Anura (Frogs & Toads)
Family	Callitrichidae	Hylidae
Genus	Cebuella	Hyloscirtus
Species	Cebuella niveiventris	Hyloscirtus japreria

Evolutionary Relationship

Eastern Pygmy Marmoset and Perijá’s Stream Frog share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eastern Pygmy Marmoset

VU — Vulnerable

Perijá’s Stream Frog

EN — Endangered

Physical Characteristics

Attribute	Eastern Pygmy Marmoset	Perijá’s Stream Frog
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.

Perijá’s Stream Frog

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.