Cownose ray vs Mentawai Langur

Rhinoptera javanica compared with Presbytis potenziani

Key Differences

• Cownose ray is Endangered while Mentawai Langur is Critically Endangered.

Taxonomic Classification

Rank	Cownose ray	Mentawai Langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Primates (Primates)
Family	Myliobatidae	Cercopithecidae (Old World Monkeys)
Genus	Rhinoptera	Presbytis
Species	Rhinoptera javanica	Presbytis potenziani

Evolutionary Relationship

Cownose ray and Mentawai Langur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cownose ray

EN — Endangered

Mentawai Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Cownose ray	Mentawai Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Mentawai Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.