Order Poecilosclerida Topsent 1928

Family Myxillidae Hentschel 1923

Genus Iophon Gray 1867

• Iophon piceus (Vosmaer 1881) – on non-organic substrates

Genus Myxilla Schmidt 1862

• Myxilla incrustans (Johnston 1842) – on non-organic substrates

Family Isodictyidae Burton 1929

Genus Isodictya Bowerbank 1864

• Isodictya palmata (Ellis & Solander 1786) – on dense and mixed soils - Броцкая и др., 1963, as Homoeodictya palmata.

Family Mycalidae Lundbeck 1905

Genus Mycale Lundbeck 1905

• Mycale lobata (Bowerbank 1866) – on red algae – Броцкая и др., 1963.
• Mycale thaumatochela Lundbeck 1905 – on dense and mixed soils

Family Microcionidae Carter 1875

Genus Microciona Bowerbank 1864

• Microciona heterotoxa Hentschel 1929 – on dense and mixed soils

Family Hymedesmiidae Topsent 1928

Genus Crellomima Rezvoj 1925

• Crellomima imрaridens Rezvoj 1925 – on non-organic substrates, shells of molluscs and balanuses.

Genus Hymedesmia Bowerbank 1864

• Hymedesmia irregularis Lundbeck 1910 – on non-organic substrates

Genus Hymeraphia Bowerbank 1864

• Hymeraphia stellifera Bowerbank 1864 – on non-organic substrates

rus:Отряд Poecilosclerida Topsent 1928