CollectA has long been at the forefront of producing obscure toys of prehistoric animals but by and large they’ve all been tetrapods; four legged vertebrates and their descendants. This includes a variety of dinosaurs, pterosaurs, marine reptiles, and mammals. But this year CollectA has raised the bar and released four prehistoric invertebrate figures: a trilobite (Redlichia rex), Orthoceras, Pleuroceras ammonite, and a belemnite.