English
Reference
Heinrich Ernst Beyrich (1857-1858): Ueber Ammoniten des unteren Muschelkalks. – Zeitschrift der Deutschen Geologischen Gesellschaft – 10: 208 - 214.
|
Privacy notice |
site notice |
powered by IS © 2014-2026
|
Privacy notice |
site notice |
powered by IS © 2014-2026