Tetranota rugosa (FOSSIL) (E. Emmons, 1855 †) Canada, Ontario, Durham
Plectonotus salteri (FOSSIL) A.H. Clarke, 1899 †
Tetranota scanica (FOSSIL) Ebbestad & al., 2013 † Sweden, Skåne, Lund
Tetranota sexcarinata (FOSSIL) Ulrich & Scofield, 1897 † Canada, Québec, Communauté-Urbaine-de-l'Outaouais
Tetranota silurica (FOSSIL) (d'Eichwald, 1840 †) Russia, City of St. Petersburg
Boucotonotus snajdri (FOSSIL) (Horný, 1963 †) Czech Republic, Prague
Tritonophon subtrilobatus (FOSSIL) (Troedsson, 1919 †) USA, Illinois, Randolph
Plectonotoides trilobatus (FOSSIL) (T.A. Conrad, 1839 †) USA, Maine, Aroostook
Tritonophon trilobatus (FOSSIL) (J. de C. Sowerby& Murchison, 1839 †) UK, Wales, Swansea
Tritonophon trimetra (FOSSIL) (Öpik, 1953 †) Australia, Sutherland Shire - West
Tetranota umbilicata (FOSSIL) Yü, 1961 †
Tetranota wisconsinensis (FOSSIL) (R.P. Whitfield, 1878 †) USA, Iowa, Clinton