In Richard Forteys capable hands the humble grey trilobite has been transformed into the E.T. of the Lower Palaeozoic -- a remarkable & fascinating book. SIMON WINCHESTER Richard Fortey is one of Britains leading popular scientists. Life: An Unauthorised Biography was short-listed for the Rhone Poulenc prize & has been reprinted five times. In all he writes Fortey displays extraordinary range delight & descriptive gifts which make complicated scientific facts & concepts not only easy to understand but a delight to absorb. Trilobite! is an unashamedly trilobito-centric view of the world unravelling the history of the exotic crustacean-like animals which dominated the seas for three hundred million years. These arthropods witnessed continents move mountain chains elevated & eroded; they survived ice ages & volcanic eruptions evolving & adapting exquisitely to their environment. They watched through their crystal eyes whilst life evolved. Their own evolution calibrated geological time itself. Structured like a detective story this is a light but highly informative account of the wonders of scientific discovery & an engaging quirky & fascinating introduction to evolution.