Amazonian Marsh Rat vs Brazos Dwarf Crayfish

Holochilus sciureus compared with Cambarellus texanus

Taxonomic Classification

Rank	Amazonian Marsh Rat	Brazos Dwarf Crayfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Malacostraca (Crustaceans)
Order	Rodentia (Rodents)	Decapoda (Decapoda)
Family	Cricetidae	Cambaridae
Genus	Holochilus	Cambarellus
Species	Holochilus sciureus	Cambarellus texanus

Evolutionary Relationship

Amazonian Marsh Rat and Brazos Dwarf Crayfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Brazos Dwarf Crayfish

LC — Least Concern

Physical Characteristics

Attribute	Amazonian Marsh Rat	Brazos Dwarf Crayfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Brazos Dwarf Crayfish

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Norway.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Brazos Dwarf Crayfish

The Brazos Dwarf Crayfish (Cambarellus texanus) is a species in the genus Cambarellus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine, freshwater, and terrestrial environments.