Greater Eastern Peaclam vs Niceforo Maria’s Oldfield Mouse

Pisidium dubium compared with Thomasomys nicefori

Taxonomic Classification

Rank	Greater Eastern Peaclam	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Sphaeriida (Sphaeriida)	Rodentia (Rodents)
Family	Sphaeriidae	Cricetidae
Genus	Pisidium	Thomasomys
Species	Pisidium dubium	Thomasomys nicefori

Evolutionary Relationship

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

Conservation Status

Greater Eastern Peaclam

LC — Least Concern

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Greater Eastern Peaclam	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Eastern Peaclam

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.