Neopetrosia is a genus of marine petrosiid sponges. It was first established by the American spongiologist Max Walker de Laubenfels in 1932. It contains these 27 species:
Neopetrosia carbonaria (Lamarck, 1814)Neopetrosia chaliniformis (Thiele, 1899)Neopetrosia compacta (Ridley & Dendy, 1886)Neopetrosia contignata (Thiele, 1899)Neopetrosia cylindrica (Lamarck, 1815)Neopetrosia delicatula (Dendy, 1905)Neopetrosia densissima (Wilson, 1904)Neopetrosia dominicana (Pulitzer-Finali, 1986)Neopetrosia exigua (Kirkpatrick, 1900)Neopetrosia granulosa (Wilson, 1925)Neopetrosia halichondrioides Dendy, 1905Neopetrosia massa (Ridley & Dendy, 1886)Neopetrosia perforata (Lévi, 1959)Neopetrosia problematica (de Laubenfels, 1930)Neopetrosia proxima (Duchassaing & Michelotti, 1864)Neopetrosia rava (Thiele, 1899)Neopetrosia retiderma (Dendy, 1922)Neopetrosia rosariensis (Zea & Rützler, 1983)Neopetrosia sapra (de Laubenfels, 1954)Neopetrosia seriata (Hentschel, 1912)Neopetrosia similis (Ridley & Dendy, 1886)Neopetrosia subtriangularis (Duchassaing, 1850)Neopetrosia tenera (Carter, 1887)Neopetrosia truncata (Ridley & Dendy, 1886)Neopetrosia tuberosa (Dendy, 1922)Neopetrosia vanilla (de Laubenfels, 1930)Neopetrosia zumi (Ristau, 1978)
