Carriker’s Speckled Tree-rat vs Ecuadorian Sac-winged Bat

Pattonomys carrikeri compared with Balantiopteryx infusca

Key Differences

• Carriker’s Speckled Tree-rat is Data Deficient while Ecuadorian Sac-winged Bat is Endangered.

Taxonomic Classification

Rank	Carriker’s Speckled Tree-rat	Ecuadorian Sac-winged Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Rodentia (Rodents)	Chiroptera (Bats)
Family	Echimyidae	Emballonuridae
Genus	Pattonomys	Balantiopteryx
Species	Pattonomys carrikeri	Balantiopteryx infusca

Evolutionary Relationship

Carriker’s Speckled Tree-rat and Ecuadorian Sac-winged Bat share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Carriker’s Speckled Tree-rat

DD — Data Deficient

Ecuadorian Sac-winged Bat

EN — Endangered

Physical Characteristics

Attribute	Carriker’s Speckled Tree-rat	Ecuadorian Sac-winged Bat
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.

Ecuadorian Sac-winged Bat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Colombia and Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.