Explore Books on
ordovicien

On the primordial fauna and the Taconic system

By Joachim Barrande

Colloque ordovicien-silurien, Brest, septembre 1971

By Colloque ordovicien-silurien (1971 Brest)

The Utica terrane in Canada

By Henry M. Ami

Letter to M. Joachim Barrande, on the Taconic rocks of Vermont and Canada

By Marcou, Jules

The Taconic and Lower Silurian rocks of Vermont and Canada

By Marcou, Jules

New species of Lower Silurian fossils

By E. Billings

New species of Lower Silurian fossils

By E. Billings

On the foot prints occurring in the potsdam sandstone of Canada

By

Upper Ordovician formations in Ontario and Quebec

By

New species of Lower Silurian fossils

By E. Billings

Palaeontological Association Field Guide to Fossils, Fossils of the Upper Ordovician No. 7

By David Harper,Alan W. Owen

Le minerai de fer oolithique ordovicien du massif armoricain

By Philippe Joseph