Base-spotted Pigmy vs Desmarest’s Spiny Pocket Mouse

Stigmella basiguttella compared with Heteromys desmarestianus

Key Differences

• Base-spotted Pigmy is Near Threatened while Desmarest’s Spiny Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Base-spotted Pigmy	Desmarest’s Spiny Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Nepticulidae	Heteromyidae
Genus	Stigmella	Heteromys
Species	Stigmella basiguttella	Heteromys desmarestianus

Evolutionary Relationship

Base-spotted Pigmy and Desmarest’s Spiny Pocket Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Base-spotted Pigmy

NT — Near Threatened

Desmarest’s Spiny Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Base-spotted Pigmy	Desmarest’s Spiny Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Base-spotted Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Desmarest’s Spiny Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Base-spotted Pigmy

The Base-spotted Pigmy (Stigmella basiguttella) is a species in the genus Stigmella. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.