Related by context. Frequent words. (Click for all words.) 61 braincase 58 bony plates 57 horned dinosaurs 57 fossil specimens 57 plesiosaurs 56 ammonites 56 trilobite 55 snail shells 55 hadrosaur 54 Bone fragments 54 dinosaur skeletons 53 amphorae 53 skulls 53 anatomical structures 53 giant squids 53 pottery fragments 53 granulomas 53 feathered dinosaurs 52 Egyptian mummies 52 protuberances 52 meningiomas 52 Microscopic 52 soft tissues 52 trilobites 52 preserved fossils 52 vertebrate animals 52 fragments 52 mottled brown 51 baleen whale 51 Neandertal 51 computed tomography CT scans 51 starch grains 51 threadlike 51 Fossilized 51 cartilaginous 51 horned dinosaur 51 Diplodocus 51 Radiocarbon dating 51 Computed tomography 51 coprolites 51 dinosaur bones 51 tyrannosaur 51 rib cages 51 mosasaur 50 spleen liver 50 nanosized 50 Otzi 50 T.rex 50 hominid fossils 50 gallbladders 50 papillae 50 dinosaur species 50 moonlets 50 liver spleen 50 noble gases 50 flint tools 50 Martian rocks 50 Mummified 50 turtle shells 50 red ocher 50 Ötzi 50 salt crystals 50 plesiosaur 50 otoliths 50 abnormal growths 50 porcupine quills 50 aortas 49 hollow tubes 49 delicately carved 49 funerary objects 49 flatworms 49 esophagus stomach 49 carnivorous dinosaur 49 theropod 49 Longrich 49 morphologic 49 femurs 49 placental mammals 49 morphologies 49 striations 49 igneous rocks 49 saber toothed cat 49 Allosaurus 49 skull 49 staghorn 49 canine teeth 49 carnivorous dinosaurs 48 spectral signatures 48 internal organs 48 purple cabbage 48 fossils 48 skull fragments 48 meteor impacts 48 theropod dinosaurs 48 lunar craters 48 Stegosaurus 48 icy moons 48 aragonite 48 serrated teeth 48 Hox genes 48 scaly skin