Beautiful Groundling vs Long-tailed Dwarf Hamster

Caryocolum marmorea compared with Cricetulus longicaudatus

Key Differences

• Beautiful Groundling is Endangered while Long-tailed Dwarf Hamster is Least Concern.

Taxonomic Classification

Rank	Beautiful Groundling	Long-tailed Dwarf Hamster
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Gelechiidae	Cricetidae
Genus	Caryocolum	Cricetulus
Species	Caryocolum marmorea	Cricetulus longicaudatus

Evolutionary Relationship

Beautiful Groundling and Long-tailed Dwarf Hamster share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Beautiful Groundling

EN — Endangered

Long-tailed Dwarf Hamster

LC — Least Concern

Physical Characteristics

Attribute	Beautiful Groundling	Long-tailed Dwarf Hamster
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Long-tailed Dwarf Hamster

Habitat

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.