Y8422 - Triceratops. Triceratops is a genus of herbivorous ceratopsid dinosaur that first appeared during the late Maastrichtian stage of the late Cretaceous period, about 68 million years ago in what is now North America. Scientific name: Triceratops. Extinction status: Extinct. Higher Classification: Triceratopsini. Makes a Great Gift! Made of cold cast resin. Hand painted. Case of 36. Dimensions: Length: 2.5" by Width: 2" by Height: 3"; Weight: 0.30 pounds