Orinocan Speckled Tree-rat vs Smith's Thorius

Pattonomys punctatus compared with Thorius smithi

Key Differences

• Orinocan Speckled Tree-rat is Data Deficient while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Orinocan Speckled Tree-rat	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Echimyidae	Plethodontidae
Genus	Pattonomys	Thorius
Species	Pattonomys punctatus	Thorius smithi

Evolutionary Relationship

Orinocan Speckled Tree-rat and Smith's Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Orinocan Speckled Tree-rat

DD — Data Deficient

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Orinocan Speckled Tree-rat	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Orinocan Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Smith's Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.