Order Haplosclerida Topsent 1928

Family Haliclonidae Laubenfels 1932

Genus Halichondria Fleming 1828

• Haliclona cinerea (Grant 1827) – on non-organic substrates, mollusc shells – Броцкая и др., 1963.
• Haliclona gracilis (Miclucho-Maclay 1870) – on non-organic substrates
• Haliclona rossica (Hentchell 1929) – on non-organic substrates, mollusc shells – Броцкая и др., 1963.

Genus Gellius Gray 1867

• Gellius angulatus Lundbeck 1902 – on non-organic substrates
• Gellius jugosus (Bowerbank 1966) – on non-organic substrates

rus:Отряд Haplosclerida Topsent 1928