| نقل قول | Lankester, E.R., 1905 On a new species of Cephalodiscus (C. nigrescens) from the Antarctic Ocean. Proceedings of the Royal Society of London (Series B) 76(511):400-402. |
| مرجع | 1486 Lankester, E.R., 1905 |
| Page | 400 |
| Named Used as Valid | Cephalodiscus nigrescens |
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