| Species | Recipient region | Date of the first record | |
|---|
| Petricolaria pholadiformis | Greece / Eastern Mediterranean | 1985 |  |
| Petricolaria pholadiformis | United Kingdom (Britain) / English Channel | 1893 |  |
| Petricolaria pholadiformis | Sweden / North Sea | 1931 - 1944 |  |
| Petricolaria pholadiformis | Netherlands | To 1899 |  |
| Petricolaria pholadiformis | Belgium | 1899 |  |
| Petricolaria pholadiformis | Denmark / Baltic Sea | 1926 |  |
| Petricolaria pholadiformis | Denmark / North Sea | 1905 |  |
| Petricolaria pholadiformis | Germany / North Sea | 1896 |  |
| Petricolaria pholadiformis | Germany / Baltic Sea | 1927 |  |
| Petricolaria pholadiformis | Norway / North Sea | To 1955 |  |
| Petricolaria pholadiformis | United Kingdom (Britain) / North Sea | 1893 |  |
| Petricolaria pholadiformis | Spain / Iberian Coastal | To 2007 |  |
| Petricolaria pholadiformis | France / North Sea | 1972 |  |
| Petricolaria pholadiformis | France / English Channel | 1972 |  |