Eucrenonaspides oinotheke is a species of crustacean

Crustacean

Crustaceans form a very large group of arthropods, usually treated as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill and barnacles. The 50,000 described species range in size from Stygotantulus stocki at , to the Japanese spider crab with a leg span...

 in the family Psammaspidae (Order Anaspidacea

Anaspidacea

Anaspidacea is an order of crustaceans, comprising eleven genera in four families. Species in the family Anaspididae vary from being strict stygobionts to species living in lakes, streams and moorland pools, and are found only in Tasmania...

), endemic to Tasmania

Tasmania

Tasmania is an Australian island and state. It is south of the continent, separated by Bass Strait. The state includes the island of Tasmania—the 26th largest island in the world—and the surrounding islands. The state has a population of 507,626 , of whom almost half reside in the greater Hobart...

, the only species described in the genus Eucrenonaspides. It was described from a spring

Spring (hydrosphere)

A spring—also known as a rising or resurgence—is a component of the hydrosphere. Specifically, it is any natural situation where water flows to the surface of the earth from underground...

 at 9 Payton Place, Devonport, Tasmania

Devonport, Tasmania

-Sport:The Devonport Football Club is an Australian Rules team competing in the Tasmanian Statewide League. The Devonport Rugby Club is a Rugby Union team competing in the Tasmanian Rugby Union Statewide League...

 in 1980, making it "the first spring-dwelling syncarid

Syncarida

Syncarida is a superorder of crustaceans, comprising the two orders Anaspidacea and Bathynellacea. Fifty-nine genera are known, in six families:Anaspidacea Calman, 1904*Anaspididae Thomson, 1893*Koonungidae Sayce, 1908*Psammaspididae Schminke, 1974...

 recorded from the Australian region". It is listed as a vulnerable species

Vulnerable species

On 30 January 2010, the IUCN Red List of Threatened Species identified 9694 Vulnerable species, subspecies and varieties, stocks and sub-populations.-References:...

 on the IUCN Red List

IUCN Red List

The IUCN Red List of Threatened Species , founded in 1963, is the world's most comprehensive inventory of the global conservation status of biological species. The International Union for Conservation of Nature is the world's main authority on the conservation status of species...

. A further undescribed species is known from south-western Tasmania.