Arboreal Thorius vs Nilgiri langur

Thorius arboreus compared with Semnopithecus johnii

Key Differences

• Arboreal Thorius is Critically Endangered while Nilgiri langur is Vulnerable.

Taxonomic Classification

Rank	Arboreal Thorius	Nilgiri langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Primates (Primates)
Family	Plethodontidae	Cercopithecidae (Old World Monkeys)
Genus	Thorius	Semnopithecus
Species	Thorius arboreus	Semnopithecus johnii

Evolutionary Relationship

Arboreal Thorius and Nilgiri langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arboreal Thorius

CR — Critically Endangered

Nilgiri langur

VU — Vulnerable

Physical Characteristics

Attribute	Arboreal Thorius	Nilgiri langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arboreal Thorius

Habitat

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

Range

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

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arboreal Thorius

The Arboreal Thorius (Thorius arboreus) is a species in the genus Thorius. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neo.