A beginners guide to Trilobites of North America. Once so common the Cambrian Period was called "The Age of Trilobites", these creatures lived, thrived and died

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

This lavishly illustrated monograph by Jacob Green is a comprehensive guide to the trilobites of North America, from the Ordovician to the Permian period. The b

A scientist recounts his global adventure documenting trilobite fossils in this full-color book perfect for armchair paleontologists. Distant relatives of moder