Delacour's langur vs undulate ray

Trachypithecus delacouri compared with Raja undulata

Key Differences

• Delacour's langur is Critically Endangered while undulate ray is Endangered.

Taxonomic Classification

Rank	Delacour's langur	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Rajiformes (Rajiformes)
Family	Cercopithecidae (Old World Monkeys)	Rajidae
Genus	Trachypithecus	Raja
Species	Trachypithecus delacouri	Raja undulata

Evolutionary Relationship

Delacour's langur and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Delacour's langur

CR — Critically Endangered

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Delacour's langur	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delacour's langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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