Brown Spider Monkey vs Itomaki-ei

Ateles hybridus compared with Mobula japanica

Key Differences

• Brown Spider Monkey is Critically Endangered while Itomaki-ei is Not Evaluated.

Taxonomic Classification

Rank	Brown Spider Monkey	Itomaki-ei
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Primates (サル目)	Myliobatiformes (トビエイ目)
Family	Atelidae	Myliobatidae
Genus	Ateles	Mobula
Species	Ateles hybridus	Mobula japanica

Evolutionary Relationship

Brown Spider Monkey and Itomaki-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Brown Spider Monkey

CR — Critically Endangered

Itomaki-ei

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Spider Monkey	Itomaki-ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Spider Monkey

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Itomaki-ei

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile and Taiwan.

Brown Spider Monkey

The Brown Spider Monkey (Ateles hybridus) is a species in the genus Ateles. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the