Related by context. Frequent words. (Click for all words.) 53 Columbian mammoth 51 Diplodocus 51 mosasaur 49 coprolites 47 sauropod 47 horned dinosaurs 47 baleen whale 47 marine reptile 47 horned dinosaur 46 marine reptiles 46 radiocarbon dated 46 plesiosaurs 45 biodiversity hotspot 45 Homo floresiensis 45 theropod 45 Gigantoraptor 45 tyrannosaur 45 hadrosaur 45 Ardipithecus ramidus 45 beaked whale 45 ALH# 44 arthropod 44 carnivorous dinosaurs 44 fossils 44 volcanically active 44 cypress swamp 44 ammonites 44 sauropods 44 pliosaur 44 Paleocene 44 Neandertal 44 coelacanth 43 Indohyus 43 vertebrate species 43 hominin 43 Tyrannosaur 43 preserved fossils 43 stromatolites 43 H. sapiens 43 Burgess Shale 43 Tiktaalik 43 palaeontologists 42 vertebrate animals 42 anthropoids 42 Apatosaurus 42 carnivorous dinosaur 42 Brachiosaurus 42 H. erectus 42 hominins 42 genus Homo 42 placental mammals 42 skink 42 Xcalak 42 French Frigate Shoals 41 sea scorpion 41 biosphere reserve 41 trackways 41 Biogeography 41 Raptorex 41 palaeontology 41 Australopithecus 41 dinosaur fossils 41 plesiosaur 41 Ardipithecus 41 fossilized remains 41 fossil 41 Amenhotep III 41 subfamily 41 tyrannosaurus rex 41 limestone caves 41 extinct species 41 middens 40 Giant Squid 40 braincase 40 pterosaur 40 dinosaur fossil 40 undersea volcanoes 40 species 40 saber toothed cat 40 LB1 40 theropod dinosaurs 40 marine invertebrates 40 toothed whales 40 Allosaurus 40 giant tortoises 40 Australopithecus afarensis 40 gastropods 40 supercontinent 40 mammal 40 Radiocarbon dating 40 theropods 40 trilobites 40 paleontologists 39 archaeologically 39 Longrich 39 mammals 39 temperate rainforest 39 hominid 39 pygmy 39 Bone fragments 39 Homo Sapiens