Crested Oval Sedge vs Pacific Spiny-rat

Carex cristatella compared with Proechimys decumanus

Key Differences

• Crested Oval Sedge is Extinct while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Crested Oval Sedge	Pacific Spiny-rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Cyperaceae	Echimyidae
Genus	Carex	Proechimys
Species	Carex cristatella	Proechimys decumanus

Conservation Status

Crested Oval Sedge

EX — Extinct

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Crested Oval Sedge	Pacific Spiny-rat
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.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.