Guyenne Spiny-rat vs Highfin dogfish

Proechimys guyannensis compared with Centroscyllium excelsum

Key Differences

• Guyenne Spiny-rat is Least Concern while Highfin dogfish is Near Threatened.

Taxonomic Classification

Rank	Guyenne Spiny-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	Echimyidae	Etmopteridae
Genus	Proechimys	Centroscyllium
Species	Proechimys guyannensis	Centroscyllium excelsum

Evolutionary Relationship

Guyenne Spiny-rat and Highfin dogfish share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guyenne Spiny-rat

LC — Least Concern

Highfin dogfish

NT — Near Threatened

Physical Characteristics

Attribute	Guyenne Spiny-rat	Highfin dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Highfin dogfish