|
| period = Ordovician | prilithology = dolomitic sandstones and carbonates | otherlithology = | namedfor = | namedby = | region = Eastern North America | country = | coordinates = | unitof = | subunits = | underlies = | overlies = Potsdam Sandstone | thickness = | extent = | area = | map = | map_caption = }} The Beekmantown Group is a lower–middle Ordovician geologic group that occurs in the eastern United States, datable from its conodont fauna. It contains dolomitic sandstones and carbonates from just off land from the palaeocoastline. ==See also== * List of fossiliferous stratigraphic units in New Jersey * Paleontology in New Jersey 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Beekmantown Group」の詳細全文を読む スポンサード リンク
|