59:3.12 These developments terminate the third [[marine]]-life period, covering twenty-five million years and known to your researchers as the [http://en.wikipedia.org/wiki/Silurian Silurian]. | 59:3.12 These developments terminate the third [[marine]]-life period, covering twenty-five million years and known to your researchers as the [http://en.wikipedia.org/wiki/Silurian Silurian]. |