Albian

views updated May 08 2018

Albian Stage (112–97 Ma) in the Cretaceous, underlain by the Aptian, and overlain by the Cenomanian. It is known to contain a great variety of molluscs, with the gastropods in particular being useful zonal indicators between continents. The Gault and Speeton Clays of England are Albian.

Albian

views updated May 29 2018

Albian A stage (112–99.6 Ma) in the Cretaceous, underlain by the Aptian and overlain by the Cenomanian. It is known to contain a great variety of Mollusca, the Gastropoda in particular being useful zonal indicators between continents. The Gault Clays of England are Albian.

Albian

views updated May 29 2018

Albian A stage in the Cretaceous, dated at about 113–97.5 Ma ago, underlain by the Aptian and overlain by the Cenomanian. It is known to contain a great variety of molluscs, with the gastropods in particular being useful zonal indicators between continents. The Gault and Speaton Clays of England are Albian.