| china | shandong | cyanidium caldarium | species | 1 | 0 |
| costa rica | | uncultured cyanidiales | species | 3 | 0 |
| costa rica | guanacaste province | cyanidium sp. 3-8 cr | species | 1 | 0 |
| el salvador | san salvador department | galdieria sulphuraria | species | 34 | 0 |
| iceland | capital region | galdieria sulphuraria | species | 79 | 0 |
| india | | galdieria sulphuraria | species | 1 | 0 |
| indonesia | | cyanidium caldarium | species | 3 | 0 |
| indonesia | | galdieria sulphuraria | species | 3 | 0 |
| indonesia | central java province | galdieria sulphuraria | species | 8041 | 0 |
| indonesia | jambi province | cyanidium caldarium | species | 3 | 0 |
| indonesia | jambi province | galdieria sulphuraria | species | 1 | 0 |
| italy | | cyanidioschyzon merolae | species | 1 | 0 |
| italy | | cyanidium caldarium | species | 1 | 0 |
| italy | | cyanidium sp. monte rotaro | species | 6 | 0 |
| italy | | cyanidium sp. monterotaro 19 | species | 1 | 0 |
| italy | | cyanidium sp. monterotaro 20 | species | 1 | 0 |
| italy | | cyanidium sp. sybil cave | species | 6 | 0 |
| italy | | galdieria sulphuraria | species | 17 | 0 |
| italy | campania region | galdieria sulphuraria | species | 70 | 0 |
| italy | lazio region | cyanidioschyzon merolae | species | 1 | 0 |
| italy | lazio region | galdieria sulphuraria | species | 3 | 0 |
| italy | lazio region | uncultured cyanidiales | species | 22 | 0 |
| italy | sicily autonomous region | galdieria sulphuraria | species | 1 | 0 |
| italy | tuscany region | cyanidioschyzon merolae | species | 0 | 1 |
| italy | tuscany region | cyanidium caldarium | species | 5 | 0 |
| italy | tuscany region | galdieria sulphuraria | species | 171 | 0 |
| japan | | cyanidioschyzon merolae strain 10d | no rank | 1 | 0 |
| japan | | galdieria sulphuraria | species | 1 | 0 |
| japan | kagoshima prefecture | galdieria partita | species | 1 | 0 |
| mexico | | cyanidiaceae sp. mx-az01 | species | 2 | 0 |
| mexico | | galdieria sulphuraria | species | 1 | 0 |
| mexico | michoacan ocampo | uncultured cyanidiaceae | species | 7 | 0 |
| portugal | acores autonomous region | galdieria sulphuraria | species | 2 | 0 |
| russia | kamchatka krai | cyanidium sp. 511 | species | 1 | 0 |
| russia | kamchatka krai | galdieria partita | species | 204 | 0 |
| russia | kostroma oblast | cyanidium sp. 511 | species | 1 | 0 |
| spain | | galdieria sulphuraria | species | 1 | 0 |
| taiwan | | cyanidium caldarium | species | 2 | 0 |
| taiwan | | galdieria daedala | species | 7 | 0 |
| taiwan | | galdieria partita | species | 43 | 0 |
| taiwan | | galdieria sulphuraria | species | 29 | 0 |
| united states | california | cyanidiales sp. djs-2012 | species | 34 | 0 |
| united states | california | galdieria sulphuraria | species | 4 | 0 |
| united states | california | uncultured cyanidioschyzon sp. | species | 1 | 0 |
| united states | california | uncultured cyanidium sp. | species | 4 | 0 |