A survey of representative trilobite species from North America. It includes meticulous line drawings of 42 species, with information for each concerning classi

A beginners guide to the fascinating world of Trilobites. Once so common the Cambrian Period was called "The Age of Trilobites" A pictorial guide to some of the

With Trilobite, Richard Fortey, paleontologist and author of the acclaimed Life, offers a marvelously written, smart and compelling, accessible and witty scient