Dark Roller vs Niceforo Maria’s Oldfield Mouse

Ancylis upupana compared with Thomasomys nicefori

Key Differences

• Dark Roller is Near Threatened while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Dark Roller	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Tortricidae	Cricetidae
Genus	Ancylis	Thomasomys
Species	Ancylis upupana	Thomasomys nicefori

Evolutionary Relationship

Dark Roller and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Dark Roller

NT — Near Threatened

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Dark Roller	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark Roller

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.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.