by Bernhard Kummel
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Triassic stratigraphy of Southeastern Id...
Status of invertebrate paleontology, 195...
Additional Scythian ammonoids from Afgha...
American Triassic coiled nautiloids
Ammonoids of the Late Scythian (Lower Tr...
Lower Triassic (Scythian) ammonoids from...
Wonderful Life the Burgess
Quaternary of South America and Antarcti...
The old red sandstone
La terre avant de déluge
Fauna of the Vale and Choza
The map that changed the world