†Tetranota Ulrich and Scofield 1897 (snail)
Gastropoda - Bellerophontida - Plectonotidae
Full reference: E. O. Ulrich and W. H. Scofield. 1897. The Lower Silurian Gastropoda of Minnesota. The Paleontology of Minnesota 39(2):813-1081
Parent taxon: Plectonotinae according to G.P. Wahlman 1992
Sister taxa: Atlantophon, Boucotonotus, Plectonotus, Ptomatis, Tritonophon
Subtaxa: Tetranota bidorsata, Tetranota carrickensis, Tetranota charon, Tetranota conspicua, Tetranota craigensis, Tetranota decurrens, Tetranota divergens, Tetranota hippopus, Tetranota jugata, Tetranota lineata, Tetranota macra, Tetranota obsoleta, Tetranota rudicostata, Tetranota rugosa, Tetranota sexcarinata, Tetranota silurica, Tetranota umbilicata, Tetranota wisconsinensis
Ecology: epifaunal detritivore