| Referens | Hughes, R.N. and D.J. Roberts, 1980 Reproductive effort of winkles (Littorina spp.) with contrasted methods of reproduction. Oecologia 47(1):130-136. |
| Ref. | 99688 Hughes, R.N. and D.J. Roberts, 1980 |
| Sida | |
| Named Used as Valid | Littorina littorea |
| Observationsplats | |
| Distribution |