Oncaeidae Giesbrecht, 1893
Triconia anglica (Brady, 1905), species inquirenda
Triconia antarctica (Heron, 1977)
Triconia borealis (Sars G.O., 1918)
Triconia canadensis (Heron & Frost, 2000)
Triconia conifera (Giesbrecht, 1891)
Triconia denticula Wi, Shin & Soh, 2011
Triconia dentipes (Giesbrecht, 1891)
Triconia derivata (Heron & Bradford-Grieve, 1995)
Triconia elongata Böttger-Schnack, 1999
Triconia furcula (Farran, 1936)
Triconia giesbrechti Böttger-Schnack, 1999
Triconia gonopleura Böttger-Schnack, 1999
Triconia hawii (Böttger-Schnack & Boxshall, 1990)
Triconia hirsuta Wi, Böttger-Schnack & Soh, 2010
Triconia inflexa (Heron, 1977)
Triconia minuta (Giesbrecht, 1893)
Triconia parasimilis Böttger-Schnack, 1999
Triconia quadrata (Heron & Bradford-Grieve, 1995)
Triconia recta Böttger-Schnack, 1999
Triconia redacta (Heron & Bradford-Grieve, 1995)
Triconia rufa (Boxshall & Böttger, 1987)
Triconia similis (Sars G.O., 1918)
Triconia thoresoni (Heron & Frost, 2000)
Triconia umerus (Böttger-Schnack & Boxshall, 1990)
