VetulinaVetulina is a genus of sea sponges in the subclass Heteroscleromorpha. It is the only genus in the monotypic family Vetulinidae and the monotypic order Sphaerocladina.SpeciesThere are three species recognised within the genus:Vetulina indica Pisera, Łukowiak, Fromont & Schuster, 2017Vetulina rugosa Pisera, Łukowiak, Fromont & Schuster, 2017Vetulina stalactites Schmidt, 1879