One-striped opossum vs Round ray

Monodelphis unistriata compared with Irolita waitii

Key Differences

• One-striped opossum is Critically Endangered while Round ray is Least Concern.

Taxonomic Classification

Rank	One-striped opossum	Round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Rajiformes (Rajiformes)
Family	Didelphidae	Arhynchobatidae
Genus	Monodelphis	Irolita
Species	Monodelphis unistriata	Irolita waitii

Evolutionary Relationship

One-striped opossum and Round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

One-striped opossum

CR — Critically Endangered

Round ray

LC — Least Concern

Physical Characteristics

Attribute	One-striped opossum	Round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

One-striped opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Round ray