User:Abyssal/Prehistory of North America/DYK/17


 * ... that Ohio's first archaeological investigation was conducted at the Marietta Earthworks?
 * ... that seeds of the fossil yew genus Diploporus are larger than Taxus seeds and smaller than Torreya seeds?
 * ... that Pseudarmadillo tuberculatus was one of two Pseudarmadillo species described in 1984 from fossils in Dominican amber?
 * ...that the University of Cambridge denied Edward A. Irving a PhD when he submitted evidence supporting continental drift?
 * ... that the extinct sawfly Pseudosiobla cambelli is one of three species of Pseudosiobla known from the fossil record?
 * ... that Takalik Abaj, an archaeological site in lowland Guatemala, has one of the greatest concentrations of Olmec-style sculpture outside of the Gulf of Mexico coast?
 * ... that Marshman Edward Wadsworth served as president of the Michigan Mining School and as State Geologist of Michigan at the same time?
 * ... that the distinct fauna of the Kirtlandian includes the dinosaur Pentaceratops sternbergii?
 * ... that highlights from the history of ornithomimosaur research include the ostrich-like Ornithomimus (skeletal mount pictured), an Archaeornithomimus bonebed in Mongolia, and the bizarre, giant-armed Deinocheirus?
 * ... that the fossil horse Scaphohippus became extinct when tectonic barriers between the Great Plains and Great Basin of North America disappeared about 13 million years ago?