Citronia
Citronia is a genus of sea sponges in the family Dysideidae. It consists of one species, Citronia vasiformis, which Bergquist originally described as Euryspongia vasiformis, from a specimen found in the Baie de Citrons, New Caledonia at a depth of 8 to10 m.
In Australia it is found in waters off the Queensland coast.