• Ophiacantha antarctica (Lyman, 1879) sensu Mortensen, 1936 accepted as Ophiolimna antarctica (Lyman, 1879)
• Ophiacantha antarctica Koehler, 1900
• Ophiacantha antarctica disjuncta Castillo-Alarcon, 1967 accepted as Ophiacantha disjuncta (Koehler, 1911) accepted as Ophiacantha antarctica Koehler, 1900
• Ophiacantha cosmica Lyman, 1878
• Ophiacantha disjuncta (Koehler, 1911) accepted as Ophiacantha antarctica Koehler, 1900
• Ophiacantha drygalskii (Hertz, 1927) accepted as Ophiocamax drygalskii Hertz, 1927
• Ophiacantha frigida Koehler, 1907
• Ophiacantha ingrata Bernasconi & d'Agostino, 1975 (unaccepted > nomen nudum)
• Ophiacantha opulenta Koehler, 1907
• Ophiacantha paramedea Hertz, 1927
• Ophiacantha pentactis Mortensen, 1936 accepted as Ophiosabine pentactis (Mortensen, 1936)
• Ophiacantha sollicita Koehler, 1922
• Ophiacantha vivipara Ljungman, 1871 accepted as Ophiosabine vivipara (Ljungman, 1871)
• Ophiocamax drygalskii Hertz, 1927
• Ophiocamax gigas Koehler, 1900
• Ophiochondrus stelliger Lyman, 1879
• Ophiolebella biscutifera (G.A. Smith, 1923)
• Ophiolimna antarctica (Lyman, 1879)
• Ophiomitrella conferta (Koehler, 1922) accepted as Ophiosemnotes conferta (Koehler, 1922)
• Ophiomitrella falklandica Mortensen, 1936 accepted as Ophiomitrella conferta (Koehler, 1922) accepted as Ophiosemnotes conferta (Koehler, 1922)
• Ophiomitrella ingrata Koehler, 1907 accepted as Ophiosemnotes ingrata (Koehler, 1907)
• Ophioripa marginata Koehler, 1922
• Ophiosabine pentactis (Mortensen, 1936)
• Ophiosabine vivipara (Ljungman, 1871)
• Ophiosemnotes conferta (Koehler, 1922)
• Ophiosemnotes ingrata (Koehler, 1907)