Blacktail spurdog vs Greedy Olalla Rat

Squalus melanurus compared with Olallamys edax

Taxonomic Classification

Rank	Blacktail spurdog	Greedy Olalla Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Squalidae	Echimyidae
Genus	Squalus	Olallamys
Species	Squalus melanurus	Olallamys edax

Evolutionary Relationship

Blacktail spurdog and Greedy Olalla Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Greedy Olalla Rat

DD — Data Deficient

Physical Characteristics

Attribute	Blacktail spurdog	Greedy Olalla Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Greedy Olalla Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.