| Authors(s) | Vladykov, V. D. |
| Year | 1959 |
| Title | The taxonomy of European ammocoetes (Petromyzontidae). Proc. int. Congr. Zool., 1958 [ |
| Authors(s) | Vladykov, V. D. |
| Year | 1959 |
| Title | The taxonomy of European ammocoetes (Petromyzontidae). Proc. int. Congr. Zool., 1958 [ |