Carriker’s Speckled Tree-rat vs Large-headed Flatbill

Pattonomys carrikeri compared with Ramphotrigon megacephalum

Key Differences

• Carriker’s Speckled Tree-rat is Data Deficient while Large-headed Flatbill is Least Concern.

Taxonomic Classification

Rank	Carriker’s Speckled Tree-rat	Large-headed Flatbill
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	Pattonomys	Ramphotrigon
Species	Pattonomys carrikeri	Ramphotrigon megacephalum

Evolutionary Relationship

Carriker’s Speckled Tree-rat and Large-headed Flatbill share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Carriker’s Speckled Tree-rat

DD — Data Deficient

Large-headed Flatbill

LC — Least Concern

Physical Characteristics

Attribute	Carriker’s Speckled Tree-rat	Large-headed Flatbill
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Carriker’s Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Large-headed Flatbill

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Carriker’s Speckled Tree-rat

The Carriker’s Speckled Tree-rat (Pattonomys carrikeri) is a species in the genus Pattonomys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela