Amazonian Marsh Rat vs Highfin dogfish

Holochilus sciureus compared with Centroscyllium excelsum

Key Differences

• Amazonian Marsh Rat is Least Concern while Highfin dogfish is Near Threatened.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Highfin dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Squaliformes (Squaliformes)
Family	Cricetidae	Etmopteridae
Genus	Holochilus	Centroscyllium
Species	Holochilus sciureus	Centroscyllium excelsum

Evolutionary Relationship

Amazonian Marsh Rat and Highfin dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Highfin dogfish

NT — Near Threatened

Physical Characteristics

Attribute	Amazonian Marsh Rat	Highfin dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Highfin dogfish

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.