Zone a Avicula contorta
Subtitle: ou, Étage Rhaetien; état de la question.
Publisher: F. Savy
Published: 1865
Place of publication: Paris
Language: fre
Number of pages: 292
Subjects: Geology -- Europe; Geology, Stratigraphic -- Triassic.; Paleontology -- Triassic.; Paleontology -- Europe.