| australia | queensland | porphyridium sp. ex foraminifera mh-2008 | species | 4 | 0 |
| israel | southern district | porphyridium sp. ex foraminifera mh-2008 | species | 4 | 0 |
| japan | okinawa prefecture | porphyridium sp. ex foraminifera mh-2008 | species | 11 | 0 |
| united states | florida | porphyridium sp. ex foraminifera mh-2008 | species | 4 | 0 |
| united states | tennessee | porphyridium sp. ex foraminifera mh-2008 | species | 2 | 0 |