Nothosaurus, swimming and trying to catch some fish. Of the the vertebrate fauna the fish should be mentioned first. The quarry of Winterswijk has presented some fine examples. It is likely most of them were already dead when they were washed ashore. Others perhaps were trapped when the tide reversed.
Complete fish are rare but scales and teeth are found more frequently.
Raven's bill bone Fig. Chestrib reptile predators and of these the Rhynchosaurs should be mentioned. The Rhynchosaurs , a group of reptiles adapted to eating shellfish with their beaked mouths and flattened crushing teeth lived probably around the margin of the brackish shores. Another reptile species present in the fossil record here is Nothosaurus. Their pointed teeth, webbed feet and flattened tail suggest they were more active smimmers, with fish as their main diet.