| Citation | Wirtz, P., R. Araújo and A.J. Southward, 2006 Cirripedia of Madeira. Helgol Mar Res 60:207-212. |
| Ref. | 2767 Wirtz, P., R. Araújo and A.J. Southward, 2006 |
| Page | 209 |
| Named Used as Valid | Acasta cyathus |
| Locality | |
| Distribution | Eastern Central Atlantic: Madeira. |