| Author: | Grabe, A. |
| Year: | 1955 |
| Journal: | Mitteilungen aus dem Ruhrlandmuseum der Stadt Essen |
| Publisher: | |
| Volume: | 177 |
| Issue: | |
| Pagination: | i–xv, 1–159 |
| Language: | German |
| URL: |
| Species | Status | Original Combination | Citation |
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