Sentence Examples

  • The Palaeozoic era is represented only by the Pennsylvanian series of the Upper Carboniferous and a scanty strip of Kansas-Nebraska Permian, and is confined to the S.E.
  • The work of the Pennsylvanian expedition, however, while adding only a few details to the archaeology of the Egyptian periods, has opened a new chapter in the history of the African races.
  • Uc un Unlike the older systems of the Palaeozoic, the enbrier Pennsylvanian system has not its maximum thickness - in the Appalachian Mountains, but in Arkansas, in a region which was probably adjacent to high lands at that time.
  • ______ The close of the Pennsylvanian period was marked by the beginning of profound changes, changes in geography and climate, and therefore changes in the amount and habitat of life, and in the sites of erosion and sedimentation.
  • The site of these mountains had been, for the most part, an area of deposition throughout the Palaeozoic era, and the body of sediments which had gathered here at the western base of Appalachia, by the close of the Pennsylvanian period, was very great.

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