Mosasaurs were large marine going lizards related to the modern monitor lizards. Mosasaurs ranged from about 3 meters long, to upwards of 12 meters. An average Plioplatecarpus would have been about 5 meters long. If you would like to read more about mosasaurs a good place to go is the Oceans of Kansas Web Page . A dorsal view of the frontal and parietal of the Plioplatecarpus .
Scale is in cm.
A dorsal view of the premaxilla. The left side of the premaxilla. Lateral and medial views of the left quadrate. Click here to see two similar specimens of Plioplatecarpus from Mississippi and Alabama. Copyright 2000 by John Campbell , NDGS and Mike Everhart , Oceans of Kansas Paleontology.