Macaco-de-cheiro vs Speckled ray

Saimiri cassiquiarensis compared with Raja polystigma

Key Differences

• Macaco-de-cheiro is Near Threatened while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Macaco-de-cheiro	Speckled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Primates (primatas)	Rajiformes (Rajiformes)
Family	Cebidae	Rajidae
Genus	Saimiri	Raja
Species	Saimiri cassiquiarensis	Raja polystigma

Evolutionary Relationship

Macaco-de-cheiro and Speckled ray share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Macaco-de-cheiro

NT — Near Threatened

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Macaco-de-cheiro	Speckled ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Macaco-de-cheiro

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Speckled ray