|Named By:||Dollo in 1889|
|Time Period:||Late Cretaceous|
|Location:||Fossil locations suggest a worldwide distribution, but especially well known from Europe and North America|
|Size:||Depending upon the species, Prognathodon could range between 6 to possibly just under 14 meters in length|
|Fossil(s):||Many specimens. Usually just skulls and skull material, more complete remains are known, especially two specimens from Canada. Stomach contents have also been found|
|Classification:||| Chordata | Reptilia | Squamata | Scleroglossa | Mosasauridae | Mosasaurinae ||
|Also known as:||| Ancylocentrum hungerfordi | Oronosaurus ||
Prognathodon ('forejaw tooth') is an extinct genus of mosasaur squamate reptile.