Black Nerite vs Neotropical otter

Theodoxus prevostianus compared with Lontra longicaudis

Key Differences

• Black Nerite is Endangered while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	Black Nerite	Neotropical otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cycloneritida (Cycloneritida)	Carnivora (Carnivorans)
Family	Neritidae	Mustelidae (Weasels & Otters)
Genus	Theodoxus	Lontra
Species	Theodoxus prevostianus	Lontra longicaudis

Evolutionary Relationship

Black Nerite and Neotropical otter share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Nerite

EN — Endangered

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	Black Nerite	Neotropical otter
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.

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.