Amazonian Marsh Rat vs Beautiful Groundling

Holochilus sciureus compared with Caryocolum marmorea

Key Differences

• Amazonian Marsh Rat is Least Concern while Beautiful Groundling is Endangered.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Beautiful Groundling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Gelechiidae
Genus	Holochilus	Caryocolum
Species	Holochilus sciureus	Caryocolum marmorea

Evolutionary Relationship

Amazonian Marsh Rat and Beautiful Groundling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Beautiful Groundling

EN — Endangered

Physical Characteristics

Attribute	Amazonian Marsh Rat	Beautiful Groundling
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.

Beautiful Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Beautiful Groundling

The Beautiful Groundling (Caryocolum marmorea) is a species in the genus Caryocolum. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.