Plesiosaurus Model Plesiosaurus is a marine reptile from the same time as the dinosaurs. This is a top of the range model from Papo. The intricate detailing and beautiful hand-painted finish make these accurate models museum quality replicas. These plesiosaur models make great toys and inspire creative play and learning and discovery of the prehistoric world. This is one of a set of great dinosaur and prehistoric figures from Papo and is an absolute must-have for the dinosaur collectors out there - kids and adults alike.