| Citation | Nygren, A., B. Nilsson and M. Jahnke, 1971, Cytological study in Hypotremata and Pleurotremata (Pisces).. Hereditas 67:275-282. |
| Ref. | 8537 Nygren, A., B. Nilsson and M. Jahnke, 1971 |
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| Named Used as Valid | Squalus acanthias |
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