Phayre's leaf monkey vs Hirata-ei

Trachypithecus phayrei compared with Urolophus aurantiacus

Key Differences

• Phayre's leaf monkey is Endangered while Hirata-ei is Vulnerable.

Taxonomic Classification

Rank	Phayre's leaf monkey	Hirata-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)	Urolophidae
Genus	Trachypithecus	Urolophus
Species	Trachypithecus phayrei	Urolophus aurantiacus

Evolutionary Relationship

Phayre's leaf monkey and Hirata-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Phayre's leaf monkey

EN — Endangered

Hirata-ei

VU — Vulnerable

Physical Characteristics

Attribute	Phayre's leaf monkey	Hirata-ei
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Phayre's leaf monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Hirata-ei

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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