Ophiacanthida incertae sedis

Microphiura Mortensen, 1910, Ophioblenna Lütken, 1859, Ophiobrachion Lyman, 1883, Ophiacanthella Verrill, 1899a, Ophiochondrella Verrill, 1899b, Ophioclastus Murakami, 1943, Ophiodaces Koehler, 1922b, Ophiodelos Koehler, 1930, Ophiodictys Koehler, 1922a, Ophiodyscrita H.L. Clark, 1938, Ophiogema Koehler, 1922a, Ophiolamina Stöhr & Segonzac, 2006, Ophiomedea Koehler, 1906, Ophiomora Koehler, 1907, Ophioncus Ives, 1889, Ophiopaepale Ljungman, 1872, Ophioparva Guille, 1982, Ophiosciasma Lyman, 1878a, Ophiostyracium H.L. Clark, 1911, Pectinura Forbes, 1843, Ophiambix Lyman, 1880. (Some of the above genera were previously placed in Ophiomyxidae. They may belong in Ophioscolecidae instead but more data are needed.)