Various Fish Vertebrae from Cretaceous Niobrara Chalk Kansas Fossil

Description

Here are 4 very nice,  vertebrae from Prehistoric Kansas.
From the late Cretaceous, about 83 million years ago, from the Smoky Hill Chalk Member of the Niobrara Formation near Gove County, Kansas.  They lived right alongside Mosasaurs, pterosaurs, and turtles, in the last Great Age of the Dinosaur.