| italy | piemonte region | candidatus nasuia deltocephalinicola | species | 4 | 0 |
| united states | connecticut | candidatus nasuia deltocephalinicola | species | 1 | 0 |
| united states | connecticut | candidatus nasuia deltocephalinicola str. nas-alf | no rank | 2 | 0 |
| united states | hawaii | candidatus nasuia deltocephalinicola | species | 1 | 0 |