Uktenadactylus was a genus of pterosaur with a possible 25-30 foot wingspan which lived in North America and Europe during the early and middle Cretaceous Period 125-100 million years ago. In 1992, a man named Chris Wadleigh found the front… Read More ›
Early Cretaceous
Nannopterygius
Nannopterygius, meaning “tiny fin”, was a genus of ichthyosaur which lived around Europe from the late Jurassic to the early Cretaceous Period approximately 152-140 million years ago. There are currently six species assigned to this genus: Nannopterygius saveljeviensis. © Jason… Read More ›
Asteracanthus
Asteracanthus was a 6 foot long hybodont shark which lived from the middle Jurassic Period to the middle Cretaceous Period 165-100 million years ago. Unlike most prehistoric sharks which are known only from teeth, Asteracanthus is also known from some… Read More ›
Caypullisaurus
Caypullisaurus was a 20 foot long ichthyosaur which lived off the coast of Argentina (and possibly elsewhere) during the late Jurassic and early Cretaceous Periods 150-140 million years ago. In 1989, the front half of a skeleton of a medium-sized… Read More ›
Announcement! New Cloverly Formation merch is available on my Redbubble page
Do you love Deinonychus? Who doesn’t? Well, weirdos, I suppose, but anyway, I’ve just uploaded a new paleo logo to my Redbubble art merch page representing the Cloverly Formation of south-central Montana and north-central Wyoming, which lasted from 140-98 million… Read More ›
Phaedrolosaurus
Phaedrolosaurus, meaning “elated lizard”, was a species of dromaeosaurid raptor dinosaur which lived in western China during the early Cretaceous Period approximately 130-120 million years ago. In 1963, a team of local geologists were exploring an area near the town… Read More ›
Cimoliasaurus
Cimoliasaurus, meaning “chalk lizard” due to its fossils being found within layers of chalk, was a genus of elasmosaurid plesiosaur which lived at the end of the Cretaceous Period 70-66 million years ago, making it one of the last plesiosaurs… Read More ›
Online Lecture Series: “Utahraptor’s World: North America during the early Cretaceous Period 135 million years ago”
Hello. On August 21-23, 2024, I hosted a three-part Zoom lecture series on what North America looked like during the time that the dinosaur Utahraptor was alive during the early Cretaceous Period 135 million years ago. Utahraptor’s fossils are currently… Read More ›
Neovenator
Neovenator salerii was a 25 foot long meat-eating dinosaur which lived in England (and possibly other parts of Europe) during the early Cretaceous Period 125 million years ago. Fossils of this animal were first discovered in 1978 on the Isle… Read More ›
Gastonia
Introduction Gastonia was an armored dinosaur measuring approximately 16.5 feet long which lived in western North America during the early Cretaceous Period approximately 135-130 million years ago. The first specimens were found in eastern Utah in 1989, and more have… Read More ›