"North Carolina, US.". Ferns and horsetails that grew in what is now Chatham County have been the source of exquisitely preserved fossils. In the west was the ancient continent of Laramidia. [22] The presence of whales in Halifax County is attested to by a middle ear bone preserved in Pliocene deposits of the Yorktown Formation. These would have shared their tropical, rainforest home with ornithomimosaurs feathered dinosaurs resembling ostriches that may have been mostly vegetarian. Alamosaurus. As the fallen giant decomposed, it sank to the bottom. Weishampel and Young (1996); "Late Cretaceous Paradise", page 49. North Carolina Fossil Sites and Collecting Localities The Teacher-Friendly Guide to the Geology of the Southeastern U.S. Paleontological Research Institution, Ithaca, NY. North Dakota? By the way, those 7,000 man-hours we mentioned? "Right now there are only three specimens that represent individuals for which we have multiple bones," says Chase Doran Brownstein, an undergraduate student at a research associate at the Stamford Museum and Nature Center. Manatees in Jones County. It may be that dinosaur and human fossils are never found together. Another surprise is that no complete dinosaurs have been found in Nevada, though plenty have been discovered in neighboring Utah. Lone Star Dinosaurs. These fossils have come to light in the "spoil" dredged from the canal and piled on its banks. The hadrosaur was so good, it triggered a rush to explore the region for others, and two palaeontologists in particular began frantically unearthing as many as they could mostly so they could claim the credit. This dinosaur-rich area has produced the Dakotaraptor, Tyrannosaurus rex, Triceratops, Barosaurus, and many other species, large and small, reptilian and mammalian. The first US dinosaur had been found in Missouri four years earlier, so he knew exactly what he was looking at. 'Dueling dinosaurs' fossils donated to North Carolina museum - AP NEWS Other invertebrates of this epoch included at least two species of gastropod, eleven pelecypods, two brachiopods, four echinoderms, and a great diversity of bryozoans.