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Non-calcareous microplankton from the Cenomanian of England, northern France and North America, Part 1
| Davey, R.J. | |
| 1969a | |
| Bull. Brit. Mus (Nat. Hist.) Geol. vol.17 pp.103-180 pl.11 | |
| Non-calcareous microplankton from the Cenomanian of England, northern France and North America, Part 1 |
Davey, R.J., 1969; Non-calcareous microplankton from the Cenomanian of England, northern France and North America, Part 1. Bull. Brit. Mus (Nat. Hist.) Geol. vol.17 pp.103-180 pl.11