| canada | british columbia | uncultured marine group ii euryarchaeote | species | 1 | 0 |
| italy | sicily autonomous region | uncultured candidatus thalassoarchaea euryarchaeote | species | 1 | 0 |
| japan | | uncultured marine group ii euryarchaeote | species | 12 | 0 |
| japan | okinawa prefecture | uncultured marine group ii euryarchaeote | species | 7 | 0 |
| mexico | colima | euryarchaeota archaeon uba209 | species | 1 | 0 |
| spain | valencia | candidatus thalassoarchaea marina | species | 1 | 0 |
| spain | valencia | candidatus thalassoarchaea mediterranii | species | 1 | 0 |
| spain | valencia | uncultured candidatus thalassoarchaea euryarchaeote | species | 109 | 0 |
| united states | california | uncultured marine group ii euryarchaeote 37f11 | species | 1 | 0 |
| united states | california | uncultured marine group ii euryarchaeote ef100_57a08 | species | 1 | 0 |
| united states | wisconsin | uncultured marine group ii euryarchaeote | species | 44 | 0 |