Vetulina

Vetulina 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.

Species
There are three species recognised within the genus:
 * Vetulina indica Pisera, Łukowiak, Fromont & Schuster, 2017
 * Vetulina rugosa Pisera, Łukowiak, Fromont & Schuster, 2017
 * Vetulina stalactites Schmidt, 1879