| Authors(s) | Cooper, G. A. and Forsyth, D. C. T. |
| Year | 1963 |
| Title | Continuous plankton records. Contribution towards a plankton atlas on the North Atlantic and the North Sea, 7. The seasonal and annual distribution of the pteropod Pneumodermopsis Keferstein. Bull. mar. Ecol. Nature 6(1): 3138, pls 6-9. |