Related by context. Frequent words. (Click for all words.) 67 fossils 63 dinosaur fossils 63 microfossils 63 dinosaur footprints 62 dinosaur fossil 62 fossilized remains 62 fossil 61 paleontological 60 fossilized bones 59 Fossils 59 limestone cave 58 feathered dinosaurs 58 fossilized 58 prehistoric 57 Burgess Shale 56 palaeontologists 56 limestone caves 56 trilobites 55 dinosaur bones 55 prehistory 55 lake sediments 55 Columbian mammoth 55 archaeological finds 55 Radiocarbon dating 55 biodiversity hotspot 55 coprolites 55 excavated 54 Late Cretaceous 54 archeological 54 middens 54 hadrosaur 54 archaeological 53 anthropoids 53 temperate forests 53 theropod 53 archaeological discoveries 53 Prehistoric 53 palaeontologist 53 Paleocene 53 stromatolites 53 paleontologists 53 archaeologists 52 plesiosaur 52 marine sediments 52 hydrothermal vent 52 sauropod 52 archeologists 52 petrified wood 52 hominid 51 palaeontology 51 megafauna 51 carnivorous dinosaurs 51 Mesolithic 51 Mesozoic 51 geological formations 51 Archeological 51 paleontologist 51 geologic 51 petroglyph 51 landforms 51 melting glacier 51 Skeletal remains 50 stalagmite 50 biodiversity hotspots 50 mammal species 50 paleontology 50 H. erectus 50 lava tubes 50 Eocene 50 pottery shards 50 archaeologically 50 Mummified 50 sedimentary rock 50 Neandertal 50 Lower Cretaceous 50 ancient 50 archeological sites 50 tyrannosaur 50 primeval forest 50 woolly mammoths 49 Gona 49 paleoanthropologist 49 Pre Columbian 49 Archeologist 49 Paleontologists 49 flint tools 49 excavations 49 unearthed 49 dinosaur 49 ancient pyramids 49 royal tombs 49 Pleistocene 49 Otzi 49 radiocarbon dating 49 saber toothed cat 49 Tarim Basin 49 termite mounds 49 marine reptiles 49 Paleolithic 49 lavas 49 journal Geology