Trioracodon

{{Short description|Extinct family of mammals}}

{{Automatic taxobox

| fossil_range = Tithonian-Berriasian
~{{Fossil range|146|140}}

| taxon = Trioracodon

| authority = Simpson, 1928

| subdivision_ranks = Species

| subdivision =

• T. bisulcus
• T. ferox (= Triconodon ferox Owen 1871, the type)
• T. major
• T. oweni

}}

Trioracodon is an extinct genus of Late Jurassic to Early Cretaceous eutriconodont mammal found in North America and the British Isles. It was named in 1928G. G. Simpson. 1928. A Catalogue of the Mesozoic Mammalia in the Geological Department of the British Museum 1-215

T. bisulcus is known from the Morrison Formation, where it is present in stratigraphic zone 5,Foster, J. (2007). "Appendix." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 327-329. and three other species from the Purbeck Group in Dorset.Clemens, W.A., 1963. L [https://mail.palaeo-electronica.org/sites/default/files/media/publications/palaeontology/volume_6/vol6_part2_pp373-377.pdf ate Jurassic mammalian fossils in the Sedgwick Museum, Cambridge] {{Webarchive|url=https://web.archive.org/web/20191109110639/https://mail.palaeo-electronica.org/sites/default/files/media/publications/palaeontology/volume_6/vol6_part2_pp373-377.pdf |date=2019-11-09 }}. Palaeontology, 6(Part 2), pp.373-377.