Gray-shanked Douc Langur vs Amerika-aka-ei

Pygathrix cinerea compared with Hypanus americanus

Key Differences

• Gray-shanked Douc Langur is Critically Endangered while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	Gray-shanked Douc Langur	Amerika-aka-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	Cercopithecidae (Old World Monkeys)	Dasyatidae
Genus	Pygathrix	Hypanus
Species	Pygathrix cinerea	Hypanus americanus

Evolutionary Relationship

Gray-shanked Douc Langur and Amerika-aka-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Gray-shanked Douc Langur

CR — Critically Endangered

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	Gray-shanked Douc Langur	Amerika-aka-ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amerika-aka-ei

Habitat

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

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.