Silesaurus - a genus of archosaur living in the late Triassic in modern Europe. Photo by dr Elżbieta Sontag. Reconstructions of dinosauriform reptiles from 250 million years ago, fossils of ammonites or sea urchins, mussels and other animals of the seabed will be on display at the new exhibition of the Faculty of Biology, University of Gdańsk, entitled …