1-10 of 10 Books

Controversy in Victorian geology
By James A. Secord

The development of some Silurian Brachiopoda
By Charles Emerson Beecher

On the Silurian system of northern Maine, New Brunswick and Quebec
By L. W. Bailey

Catalogues of the Silurian fossils of the island of Anticosti
By E. Billings

Palaeontology of the Silurian rocks of Arisaig, Nova Scotia
By F. H. McLearn
Colloque ordovicien-silurien, Brest, septembre 1971
Colloque ordovicien-silurien, Brest, septembre 1971
By Colloque ordovicien-silurien (1971 Brest)

Catalogue of Silurian fossils from Arisaig, Nova Scotia
By Henry M. Ami
Paleontology and stratigraphy of the Silurian rocks off the Port Daniel-Black cape region, Gaspe
Paleontology and stratigraphy of the Silurian rocks off the Port Daniel-Black cape region, Gaspe
By Stuart Alvord Northrop
Revision der mittelsilurischen Heliolitiden und neue Beiträge zur Stammesgeschichte derselben
Revision der mittelsilurischen Heliolitiden und neue Beiträge zur Stammesgeschichte derselben
By Johan Kiær