The clearest and sharpest recognition guides to the natural world, Handbook of Fossils make identification of individual species from the three main kingdoms: invertebrates, vertebrates, and plants. The Handbook of Fossils is easy to use and a definitive natural history application essential to geologists and enthusiasts of all ages. Made by a Geologist for Geologists. Features of the Handbook of Fossils app [+] Visual examples of each major group of fossils are given, along with a concise d