Tethys Sea

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 ›

Caturus

This is Caturus, a prehistoric fish which swam in the oceans during the Mesozoic Era. Fossils of this saltwater fish have been found in North America, Europe, northern Africa, and as far as China within rocks spanning from the beginning… Read More ›

Liopleurodon

The middle to late 19th Century can arguably be seen as the glory days of paleontology. While this time frame is often associated with the discovery of dinosaurs and the so-called “Bone Wars” of the American West, discoveries were also… Read More ›

Ophthalmosaurus

  Ophthalmosaurus was a 20 foot long ichthyosaur which swam in the oceans around Europe during the middle and late Jurassic Period. It is named after its distinctive large eyes. The coloration in the illustration that you see below is… Read More ›

Archaeopteryx

In a previous post, I talked a little bit about the “raptor” dinosaurs and how they had feathers. Here is a drawing of Archaeopteryx, long reputed to be the earliest-known bird. It lived during the late Jurassic Period in what… Read More ›