Hamlyn's bull-ray vs Pacific Spiny-rat

Myliobatis hamlyni compared with Proechimys decumanus

Taxonomic Classification

Rank	Hamlyn's bull-ray	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Myliobatidae	Echimyidae
Genus	Myliobatis	Proechimys
Species	Myliobatis hamlyni	Proechimys decumanus

Evolutionary Relationship

Hamlyn's bull-ray and Pacific Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Hamlyn's bull-ray

NT — Near Threatened

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Hamlyn's bull-ray	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hamlyn's bull-ray

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.