This Safari Ltd of feathered dinosaurs include the figurines of Psittacosaurus, Protoceratops, Pachycephalosaurus, Chasmosaurus, Apatosaurus, T-rex, Caudipteryx, Dilong, Beipiaosaurus, Microraptor, Velociraptor and Sinornithosaurus.These figures make excellent Montessori toys for lessons about ancient natural history.