@book{bhlitem51047, title = {Studien über die Stammesgeschichte der Ammoniten : Ein geologischer Beweis für die Darwin'sche Theorie / von Leopold Würtenberger }, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/51047}, note = {https://www.biodiversitylibrary.org/bibliography/14707}, publisher = {Leipzig, E. Günther, 1880}, author = {Würtenberger, Leopold.}, year = {1880}, pages = {146}, keywords = {Ammonoidea|Evolution (Biology)|Geology, Stratigraphic|Phylogeny|}, }