Lesson's Saddle-back Tamarin vs Smith's Thorius

Leontocebus fuscus compared with Thorius smithi

Key Differences

• Lesson's Saddle-back Tamarin is Least Concern while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Lesson's Saddle-back Tamarin	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Primates (Primates)	Caudata (Caudata)
Family	Callitrichidae	Plethodontidae
Genus	Leontocebus	Thorius
Species	Leontocebus fuscus	Thorius smithi

Evolutionary Relationship

Lesson's Saddle-back Tamarin and Smith's Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesson's Saddle-back Tamarin

LC — Least Concern

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Lesson's Saddle-back Tamarin	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesson's Saddle-back Tamarin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.