Related by context. Frequent words. (Click for all words.) 62 fossilized skull 62 plesiosaurs 61 ichthyosaurs 61 sea scorpion 58 mosasaurs 57 ichthyosaur 57 homo erectus 57 Homo heidelbergensis 57 Paranthropus 57 Australopithecus africanus 57 fossilized skeleton 56 saber tooth tigers 56 Australopithecus sediba 56 Pterosaurs 56 Ardipithecus ramidus 56 crinoids 55 gastropod 55 A. afarensis 55 auklets 55 giant tortoise 55 theropod 55 Raptorex 55 megalodon 55 aurochs 55 toothed whales 55 trilobite 55 Palaeontologists 54 allosaurus 54 marine reptile 54 horned dinosaurs 54 kipunji 54 Indohyus 54 Liang Bua 54 marine reptiles 54 isopods 54 platypuses 54 Homo antecessor 54 protozoans 54 monotremes 54 pliosaur 54 Bokito 54 komodo dragon 54 ammonites 53 carnivorous dinosaur 53 Ventastega 53 diplodocus 53 feathered dinosaur 53 giant squids 53 coelacanths 53 tyrannosaurus 53 primate ancestors 53 baleen whale 53 creature 53 Coelophysis 53 Torosaurus 53 quadrupedal 52 bryozoans 52 Jonathan Sohus 52 Eadgyth 52 peccary 52 invertebrate animals 52 horned dinosaur 52 serrated teeth 52 coprolite 52 Ötzi 52 prehistoric creature 52 echidnas 52 hominid species 52 Egyptian pharaohs 52 Hohle Fels cave 52 Jurassic era 52 flatworm 52 mosasaur 51 Gigantoraptor 51 Mapusaurus 51 extinct mammals 51 amphipods 51 cone snails 51 fossilized dinosaur 51 Albertosaurus 51 H. floresiensis 51 crurotarsans 51 freshwater crocodile 51 Tiktaalik 51 trilobites 51 brachiosaurus 51 mottled brown 51 wolf spiders 51 Ogasawara Islands 51 moray eel 51 Nigersaurus 51 Triassic Period 51 red ocher 51 fairy penguins 50 eukaryote 50 damselfish 50 crocodilian 50 Diplodocus 50 foraminifera 50 Jurassic Period 50 Cimatron undertakes