Conaea rapax Giesbrecht, 1891
Monothula subtilis (Giesbrecht, 1893)
Oncaea borealis Sars G.O., 1918 accepted as Triconia borealis (Sars G.O., 1918)
Oncaea conifera Giesbrecht, 1891 accepted as Triconia conifera (Giesbrecht, 1891)
Oncaea englishi Heron, 1977
Oncaea media Giesbrecht, 1891
Oncaea minuta Giesbrecht, 1893 accepted as Triconia minuta (Giesbrecht, 1893)
Oncaea notopus Giesbrecht, 1891
Oncaea prolata Heron, 1977
Oncaea similis Sars G.O., 1918 accepted as Triconia similis (Sars G.O., 1918)
Oncaea subtilis Giesbrecht, 1893 accepted as Monothula subtilis (Giesbrecht, 1893)
Oncaea venusta Philippi, 1843 represented as Oncaea venusta venusta Philippi, 1843
Oncaea venusta venusta Philippi, 1843
Triconia borealis (Sars G.O., 1918)
Triconia conifera (Giesbrecht, 1891)
Triconia minuta (Giesbrecht, 1893)
Triconia similis (Sars G.O., 1918)