Order Calyptraeiformes Férussac 1822

Family Trichotropidae Gray 1850

Genus Ariadnaria Habe 1961

• Ariadnaria borealis (Broderip et Sowerby 1829) - marine, benthic, sublittoral – Броцкая и др., 1963, as Trichotropis borealis.

Genus Iphinoe Bate 1856

• Iphinoe kröyeri (Philippi 1849) - marine, benthic, sublittoral - Броцкая и др., 1963, as Trichotropis kröyeri.

Family Velutinidae Gray 1842

Genus Marsenina Gray 1850

• Marsenina glabra (Couthouy 1838) - marine, benthic, sublittoral, rare – А. В. Чесунов, a personal message

Genus Velutina Fleming 1821

• Velutina plicatilis (Müller 1776) - marine, benthic, sublittoral – Броцкая и др., 1963.
• Velutina undata Brown 1838 - marine, benthic, sublittoral – Броцкая и др., 1963.
• Velutina velutina Müller 1776 - marine, benthic, sublittoral – Броцкая и др., 1963.

rus:Отряд Calyptraeiformes Férussac 1822