Trilobites

"Trilobites lived for over 300 million years in the seas of the world, and the remains of their hard parts have long attracted collectors. This new, definitive study - plates and text in equal measure - focuses on kinds of trilobites from rocks of all the Palaeozoic periods in a series of more than 120 first-class photographs, with complementary text. These include rare specimens which have preserved soft parts such as antennae and limbs; from these the anatomy may be reconstructed, and one may speculate on the way trilobites behaved. The calcified trilobite shell was outside the body, hence…