Australian shovelnose ray vs Polynesian Tree Snail

Aptychotrema rostrata compared with Partula dolichostoma

Key Differences

• Australian shovelnose ray is Least Concern while Polynesian Tree Snail is Extinct.

Taxonomic Classification

Rank	Australian shovelnose ray	Polynesian Tree Snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Elasmobranchii	Gastropoda (Gastropoda)
Order	Rhinopristiformes (Rhinopristiformes)	Stylommatophora (Stylommatophora)
Family	Rhinobatidae	Partulidae
Genus	Aptychotrema	Partula
Species	Aptychotrema rostrata	Partula dolichostoma

Evolutionary Relationship

Australian shovelnose ray and Polynesian Tree Snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Australian shovelnose ray

LC — Least Concern

Polynesian Tree Snail

EX — Extinct

Physical Characteristics

Attribute	Australian shovelnose ray	Polynesian Tree Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Australian shovelnose ray

Polynesian Tree Snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Australian shovelnose ray

The Australian shovelnose ray (Aptychotrema rostrata) is a species in the genus Aptychotrema. It is currently classified as Least Concern on the IUCN Red List. Aptychotrema rostrata contributes to the biodiversity of its native ecosystems.