The following clades are recognized as being included in the suborder Cotylea: • Genus
Enchiridium Bock, 1913 • Genus
Enterogonimus Hallez, 1913 • Genus
Euprosthiostomum Bock, 1925 • Genus
Lurymare Marcus & Marcus, 1968 • Genus
Prosthiostomum Quatrefages, 1845 • Family
Pseudocerotidae Lang, 1884 • Genus
Acanthozoon Collingwood, 1876 • Genus
Bulaceros Newman & Cannon, 1996 • Genus
Monobiceros Faubel, 1984 • Genus
Nymphozoon Hyman, 1959 • Genus
Phrikoceros Newman & Cannon, 1996 • Genus
Pseudobiceros Faubel, 1984 • Genus
Pseudoceros Lang, 1884 • Genus
Thysanozoon Grube, 1840 • Genus
Tytthosoceros Newman & Cannon, 1996 • Genus
Yungia Lang, 1884 == References ==