Arrowhead dogfish vs Niceforo Maria’s Oldfield Mouse

Deania profundorum compared with Thomasomys nicefori

Key Differences

• Arrowhead dogfish is Near Threatened while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Arrowhead dogfish	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Rodentia (Rodents)
Family	Centrophoridae	Cricetidae
Genus	Deania	Thomasomys
Species	Deania profundorum	Thomasomys nicefori

Evolutionary Relationship

Arrowhead dogfish and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arrowhead dogfish

NT — Near Threatened

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Arrowhead dogfish	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowhead dogfish

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Portugal and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Arrowhead dogfish

The Arrowhead dogfish, Deania profundorum, is a species. It is currently assessed as near threatened on the IUCN Red List. Native to Asia and Europe, inhabiting ecosystems characteristic of the region.