| Nominal Species (n = 12) | Present allocation (n = 12) | Ref. |
|---|---|---|
| Porella acutirostris Smitt, 1868 | Porella acutirostris | 19 |
| Porella alba Nordgaard, 1906 | Porella alba | 19 |
| Millepora compressa Sowerby, 1806 | Porella compressa | 75097 |
| Porella groenlandica Norman, 1894 | Porella groenlandica | 19 |
| Porella hyadesi Jullien, 1888 | Porella hyadesi | 1202 |
| Porella malouinensis Jullien, 1888 | Porella malouinensis | 86525 |
| Porella patens Osburn, 1952 | Porella patens | 19 |
| Porella plana Hincks, 1888 | Porella plana | 19 |
| Porella princeps Norman, 1903 | Porella princeps | 19 |
| Porella proboscidea Hincks, 1888 | Porella proboscidea | 19 |
| Porella smitti Kluge, 1907 | Porella smitti | 19 |
| Porella tumida Kluge, 1955 | Porella tumida | 19 |