''Janusya adusta'' is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

sea sponge Sponges or sea sponges are primarily marine invertebrates of the animal phylum Porifera (; meaning 'pore bearer'), a basal clade and a sister taxon of the diploblasts. They are sessile filter feeders that are bound to the seabed, and are o ...

in the family '' Clathrinidae'' found in Australia. The species was first described as ''Clathrina adusta'' by Gert Wörheide & John Hooper in 1999, and was assigned to the genus, ''Arthuria,'' in 2016 by Oliver Voigt & Wörheide. However, the name ''Arthuria'' had already been used (for a mollusc) and hence the genus name was changed to ''

Arturia Arturia is a French electronics company founded in 1999 and based in Grenoble, France. The company designs and manufactures audio interfaces and electronic musical instruments, including software synthesizers, drum machines, analog synthesizers, ...

''. It was subsequently moved again to the genus ''

Janusya ''Janusya'' is a genus of calcareous sponge The calcareous sponges or calcereans are sponges that make up the class Calcarea, characterized by spicules made of calcium carbonate in the form of high-magnesium calcite or aragonite. While the spic ...

''.

References

Clathrinidae Sponges of Australia Sponges described in 1999 Taxa named by John Hooper (marine biologist) Taxa named by Gert Wörheide {{calcarea-stub