| china | hainan | membranipora tuberculata | species | 1 | 0 |
| india | | membranipora membranacea | species | 1 | 0 |
| japan | aomori prefecture | membranipora serrilamella | species | 2 | 0 |
| norway | hordaland county | membranipora membranacea | species | 17 | 0 |
| turkey | | membranipora tenuis | species | 3 | 0 |
| united states | california | membranipora chesapeakensis | species | 16 | 0 |
| united states | california | membranipora membranacea | species | 1 | 0 |
| united states | florida | membranipora chesapeakensis | species | 5 | 0 |
| united states | maryland | membranipora chesapeakensis | species | 2 | 0 |
| united states | maryland | membranipora tenuis | species | 5 | 0 |
| united states | virginia | membranipora chesapeakensis | species | 8 | 0 |
| united states | virginia | membranipora tenuis | species | 17 | 0 |
| united states | washington | membranipora chesapeakensis | species | 2 | 0 |
| united states | washington | membranipora membranacea | species | 19 | 0 |