Crested Oval Sedge vs Niceforo Maria’s Oldfield Mouse

Carex cristatella compared with Thomasomys nicefori

Key Differences

• Crested Oval Sedge is Extinct while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Crested Oval Sedge	Niceforo Maria’s Oldfield Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Cyperaceae	Cricetidae
Genus	Carex	Thomasomys
Species	Carex cristatella	Thomasomys nicefori

Conservation Status

Crested Oval Sedge

EX — Extinct

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Crested Oval Sedge	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crested Oval Sedge

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Distributed across Canada and United States.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.