Napo Spiny-rat vs Scale-crested Pygmy-Tyrant

Proechimys quadruplicatus compared with Lophotriccus pileatus

Taxonomic Classification

Rank	Napo Spiny-rat	Scale-crested Pygmy-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Echimyidae	Tyrannidae
Genus	Proechimys	Lophotriccus
Species	Proechimys quadruplicatus	Lophotriccus pileatus

Evolutionary Relationship

Napo Spiny-rat and Scale-crested Pygmy-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Napo Spiny-rat

LC — Least Concern

Scale-crested Pygmy-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Napo Spiny-rat	Scale-crested Pygmy-Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Scale-crested Pygmy-Tyrant

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Scale-crested Pygmy-Tyrant

Scale-crested Pygmy-Tyrant (Lophotriccus pileatus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela