geological era Definition

geological time, era, cenozoic era, geological period, mesozoic era, neozoic, epoch, historic period, permian period, hadean time, ordovician period, silurian period, creodont, paleolith, nonmodern, protohistory, cretaceous, cenozoic, pleistocene, archeozoic, secle, edaphosaurus, ordovician, pliocene, rhynchonella, mesolithic age, prehistoric, abbevillian, postpliocene, paleozoic, mesozoic, encrinus, eocene, triassic, index fossil, paleocene, ediacaran, christian era, carboniferous, heyday, sordes, neogene, holocene, paleogene, centuriator, period, new stone age, paleolithic age, phanerozoic, chalicothere, interglacial, oligocene, anthropocene, miocene, nothosaur, silurian, ancienty, century, mesolithic, devonian, tentaculite, paleolithic, precambrian, prehistory, cambrian, antediluvial, neolithic, archaean, bygone, galerite, gomphothere, jurassic, permian, dinosaur, equitemporaneous, subcarboniferous, fossil, vetust, proterozoic, fossilist, diluvialist, stromatology, time of life, nummulite, megathere, anomalistic year, glaciation, fossilology, mediaevalist, lituite, marginocephalian, decade, history, ceratosaur, antecede, psittacosaur, archaeozoic, fossilism, grandevous, eophyte,