Cenozoic-II the Neogene -- Tertiary Period. Plants ; Miocene and Pliocene corals and mollusks ; Anthropods and echinoderms ; Sharks, rays, and fish ; Neogene amphibians and reptiles ; Miocene and Pliocene mammals -- Quaternary Period. Invertebrates of the Pleistocene Epoch ; Pleistocene insects ; Pleistocene vertebrates ; The Holocene or Recent Epoch