Far Eastern Brook Lamprey vs Lesser Pencil-tailed Tree Mouse

Lethenteron reissneri compared with Chiropodomys pusillus

Key Differences

• Far Eastern Brook Lamprey is Least Concern while Lesser Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Far Eastern Brook Lamprey	Lesser Pencil-tailed Tree Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Petromyzonti (Petromyzonti)	Mammalia (Mammals)
Order	Petromyzontiformes (lamprey)	Rodentia (Rodents)
Family	Petromyzontidae	Muridae (Mice & Rats)
Genus	Lethenteron	Chiropodomys
Species	Lethenteron reissneri	Chiropodomys pusillus

Evolutionary Relationship

Far Eastern Brook Lamprey and Lesser Pencil-tailed Tree Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Far Eastern Brook Lamprey

LC — Least Concern

Lesser Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Far Eastern Brook Lamprey	Lesser Pencil-tailed Tree Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Far Eastern Brook Lamprey

Lesser Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.