Plagioecia sarniensisType species: Tubulipora patina Lamarck, 1816
This genus includes the species:
| Plagioecia amplimaculata | Taylor & McKinney, 2006 | Cretaceous Maastrichtian | USA Delaware |
| Plagioecia cristata | Taylor & McKinney, 2006 | Cretaceous Maastrichtian | USA east |
| Plagioecia koinos | Taylor & McKinney, 2006 | Cretaceous Maastrichtian | USA east |
| Plagioecia kryptos | Taylor & McKinney, 2006 | Cretaceous Maastrichtian | USA Alabama |
| Plagioecia lactea | Calvet, 1903 | Recent | Atlantic, E Pacific |
| Plagioecia maculata | Taylor & McKinney, 2006 | Cretaceous Maastrichtian | USA southeast |
| Plagioecia meandrina | (Canu & Bassler, 1930) | Recent | E Pacific |
| Plagioecia orbifera | (Canu & Bassler, 1926) | Cretaceous | England |
| Plagioecia patina | (Lamarck, 1816) | Recent | Europe |
| Plagioecia sarniensis | (Norman, 1864) | Recent Pliocene |
Widespread (?) Europe |
| Plagioecia spissa | (Gregory, 1899) | Cretaceous | England |
| Plagioecia striatula | (Canu & Bassler, 1930) | Recent | E Pacific |
| Plagioecia subpapyracea | (Canu & Bassler, 1930) | Recent | E Pacific |
| Plagioecia taylori | Guha & Gopikrishna, 2007 | Paleogene Eocene Lutetian | India Gujarat |
| Plagioecia tubiabortiva | (Canu & Bassler, 1930) | Recent | E Pacific |
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