Results 211 to 220 of about 6,127 (222)

Palynology of the Lost Branch Formation of Kansas—new insights on the major floral transition at the Middle-Upper Pennsylvanian boundary

Review of Palaeobotany and Palynology, 1997
exaly  

Symposium on Pennsylvanian Problems

The Journal of Geology, 1947
openaire   +1 more source

The Pennsylvanian Period in Alabama:

2016
openaire   +2 more sources

Sedimentary environment dynamics and the formation of coal in the Pennsylvanian Variscan foreland in the Ruhr Basin (Germany, Western Europe)

International Journal of Coal Geology, 2007
exaly  

IX To the Pennsylvanians

openaire   +1 more source

Paleoecological History of Pennsylvanian Black Shales

Ecology, 1964
openaire   +1 more source

Pennsylvanians for merit selection.

Pennsylvania medicine, 1996
L A, Marks, E M, Kaplan
openaire   +1 more source

Cover all Pennsylvanians.

Pennsylvania dental journal, 2008
openaire   +1 more source

Pennsylvanian Climatic Summary

2015
openaire   +1 more source

Pennsylvanian (drilling) system

2014
openaire   +1 more source