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Toxolophosaurus

Introduction Allow me to introduce you to Toxolophosaurus, “the bow-crested lizard”, which lived in Montana during the early to middle of the Cretaceous Period approximately 135-115 million years ago. Despite its name, Toxolophosaurus wasn’t either a dinosaur or a lizard…. Read More ›

Calamopleurus

Calamopleurus was a 3 foot long freshwater fish which lived in Brazil and northern Africa during the early and middle Cretaceous Period approximately 130-95 million years ago. Calamopleurus belonged to a family called Amiidae. Today, the only surviving amiid is… Read More ›

Melvius

Introduction Melvius was a prehistoric freshwater fish which lived in North America during the late Cretaceous Period 74-66 million years ago. Melvius belonged to a family called Amiidae. Today, the only surviving amiid is the Bowfin (Amia calva), which is… Read More ›

Cifelliodon

Cifelliodon was a prehistoric mammal which lived in Utah during the early Cretaceous Period approximately 135 million years ago. The only specimen which we have of this animal is a single upper jaw measuring 2.75 inches (7 cm) long which… Read More ›

Synechodus

Synechodus was a genus of prehistoric saltwater shark which lived from the early Permian Period until the late Eocene Epoch of the Paleogene Period, 290 to 37 million years ago (Ivanov 2005, pages 127-138). Fossils of this animal reached around… Read More ›

Acamptonectes

Acamptonectes densus was a 4 meter (13 foot) long ichthyosaur which swam in the seas around western Europe during the early Cretaceous Period 131-129 million years ago. The first specimen was found in the seaside village of Speeton, Yorkshire, England… Read More ›