Cricosaurus was a genus of 5-10 foot long marine crocodylomorphs which swam in the shallow seas around Mexico, Argentina, and Germany from the late Jurassic Period to the early Cretaceous Period, approximately 152-132 million years ago. Cricosarus belonged to a… Read More ›
crocodyliform
Goniopholis: The Typical Mesozoic Crocodile
Dinosaurs ruled the land during the Mesozoic Era, but crocodiles and their relatives unquestionably ruled the water. Prehistoric crocodiles are usually relegated to the background as supporting actors or extras in our imagined Mesozoic dramas, but the truth is that… Read More ›
Gracilisuchus
Gracilisuchus, meaning “the slender crocodile”, was a 2-foot-long reptile which lived in South America during the middle of the Triassic Period. Its remains were discovered in northwestern Argentina within the rocks of the Chañares Formation, which are dated to about… Read More ›
List of Articles about the Morrison Formation
The Morrison Formation of western North America is my favorite geological / paleontological formation to study. Within these rock layers, which are dated to the late Jurassic Period from approximately 157 to 147 million years ago, are found the fossils… Read More ›
Saurosuchus
Saurosuchus was a 20-foot pseudosuchian (a distant ancestor of crocodiles) which lived in Argentina during the middle Triassic Period about 230 million years ago. It was the largest carnivorous animal in its environment in terms of both length and weight,… Read More ›
Fruitachampsa, the crocodile-bear-cat of the Morrison Formation
Meet the Jurassic Period’s analog of the common house cat. This is Fruitachampsa callisoni, a prehistoric reptile which inhabited western North America during the late Jurassic Period. However, this was not a dinosaur. In fact, Fruitachampsa was a distant relative… Read More ›
DINOSAURS AND BARBARIANS 