| Author: | Zittel, Karl Alfred von, 1839-1904 |
| Subject: | QE, Paleontology |
| Format: | Electronic text |
| Date issued: | 2023 |
| Language: | German |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Grundzüge der Paläontologie (Paläozoologie). 1. Abteilung : Invertebrata. [electronic resource] / Karl Alfred von Zittel |