Lotharingian Stage

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Lotharingian Stage

 

(named after the province of Lotharingia in France), stratigraphic subdivision corresponding to the Upper Sinemurian. It is viewed by many stratigraphers as a substage of the Sinemurian stage of the Jurassic. It was identified by the French geologist G. E. Haug in 1911. A stratotypic section is composed of marl and ocherous limestone up to 50 m thick.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.