Mentawai Langur vs Square-spot Bell

Presbytis potenziani compared with Notocelia tetragonana

Key Differences

• Mentawai Langur is Critically Endangered while Square-spot Bell is Vulnerable.

Taxonomic Classification

Rank	Mentawai Langur	Square-spot Bell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Cercopithecidae (Old World Monkeys)	Tortricidae
Genus	Presbytis	Notocelia
Species	Presbytis potenziani	Notocelia tetragonana

Evolutionary Relationship

Mentawai Langur and Square-spot Bell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Mentawai Langur

CR — Critically Endangered

Square-spot Bell

VU — Vulnerable

Physical Characteristics

Attribute	Mentawai Langur	Square-spot Bell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Mentawai Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Square-spot Bell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.