Books about Ordov:

booksSpisok f'ordov v Norvegii


Wiki information Ordov:

Geologic time period

The Ordovician is a geologic period and system, the second of six of the Paleozoic Era, and covers the time between 485.4 ± 1.9 and 443.4 ± 1.5 million years ago. It follows the Cambrian period and is followed by the Silurian period. The Ordovician,...


The Ordovices were one of the Celtic tribes living in Great Britain, before the Roman invasion of Britain. Their tribal lands were located in present day Wales and England between the Silures to the south and the Deceangli to the north-east. The...