| Citation | Berg, L.S., 1962, Freshwater fishes of the U.S.S.R. and adjacent countries. volume 1, 4th edition.. Israel Program for Scientific Translations Ltd, Jerusalem. (Russian version published 1948). |
| Ref. | 593 Berg, L.S., 1962 |
| Page | 456-457 |
| Named Used as Valid | Thymallus nigrescens |
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