| france | languedoc-roussillon region | pomatoschistus marmoratus | species | 21 | 0 |
| greece | | pomatoschistus marmoratus | species | 1 | 0 |
| italy | | pomatoschistus marmoratus | species | 5 | 0 |
| italy | sicily autonomous region | pomatoschistus marmoratus | species | 2 | 0 |
| italy | veneto region | pomatoschistus marmoratus | species | 13 | 0 |