. . . . . . . . "The Downton Group is a geologic group in England. It preserves fossils dating back to the Silurian period."@en . . "1333"^^ . . . . . . . "The Downton Group is a geologic group in England. It preserves fossils dating back to the Silurian period."@en . . "Downton Group"@en . "Downton Group"@en . . "Silurian"@en . "1096196306"^^ . . . . . . . . "43378080"^^ . . . . . . . . . . .