Unionites muensteri (FOSSIL) Wissmann, 1841 † Germany, Nordrhein-Westfalen
Unionites ovalis (FOSSIL) C.T. Trechmann, 1917 † Russia, Maga Buryatdan, Severo-Evenskiy rayon
Unionites posterus (FOSSIL) Frass, 1859 †
Unionites rhomboidalis (FOSSIL) C. Chen & Zhang, 1974 † China, Germu County
Unionites sorokovi (FOSSIL) Kurushin, 1992 † Russia, Sakha, Anabarskiy rayon
Unionites spicatus (FOSSIL) C. Chen, 1976 †
Unionites subrectus (FOSSIL) Bittner, 1901 † Greenland, Cape Stosch
Unionites trapezoidalis (FOSSIL) Mansuy, 1919 †