Jiaodontus

{{Short description|Extinct genus of sharks}}

{{Automatic taxobox

| fossil_range = Late Jurassic, {{fossil_range|Oxfordian}}

| image =

| image_caption =

| taxon = Jiaodontus

| authority = Klug et al., 2010

| subdivision_ranks = Species

| subdivision =

• J. montaltissimus Klug et al., 2010 (type)
• J. vedenemus Klug et al., 2010

}}

Jiaodontus is an extinct genus of lonchidiid cartilaginous fish which existed in Liuhuanggou, Xinjiang Uyghur Autonomous Region, northwestern China, during the late Jurassic (Oxfordian age).{{Cite journal|author1=Stefanie Klug |author2=Thomas Tütken |author3=Oliver Wings |author4=Hans-Ulrich Pfretzschner |author5=Thomas Martin |year=2010 |title=A Late Jurassic freshwater shark assemblage (Chondrichthyes, Hybodontiformes) from the southern Junggar Basin, Xinjiang, Northwest China |journal= Palaeobiodiversity and Palaeoenvironments|volume=90 |issue=3 |pages=241–257 |doi=10.1007/s12549-010-0032-2 |bibcode=2010PdPe...90..241K |s2cid=129236098 }} Fossils have been found in the Qigu Formation, China. It was first named by Stefanie Klug, Thomas Tütken, Oliver Wings, Hans-Ulrich Pfretzschner and Thomas Martin in 2010 and the type species is Jiaodontus montaltissimus.