Black Nerite vs Gray-shanked Douc Langur

Theodoxus prevostianus compared with Pygathrix cinerea

Key Differences

• Black Nerite is Endangered while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Black Nerite	Gray-shanked Douc Langur
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Mollusca (มอลลัสกา)	Chordata (สัตว์มีแกนสันหลัง)
Class	Gastropoda (ชั้นแกสโทรโพดา)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Cycloneritida (Cycloneritida)	Primates (อันดับวานร)
Family	Neritidae	Cercopithecidae (Old World Monkeys)
Genus	Theodoxus	Pygathrix
Species	Theodoxus prevostianus	Pygathrix cinerea

Evolutionary Relationship

Black Nerite and Gray-shanked Douc Langur share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Black Nerite

EN — Endangered

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Black Nerite	Gray-shanked Douc Langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Nerite

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

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

Gray-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.