| argentina | | blastocrithidia triatomae | species | 1 | 0 |
| argentina | santiago del estero province | blastocrithidia sp. ex triatoma garciabesi | species | 1 | 0 |
| brazil | | blastocrithidia triatomae | species | 2 | 0 |
| madagascar | vakinankaratra region | blastocrithidia papi | species | 1 | 0 |
| russia | | blastocrithidia miridarum | species | 2 | 0 |
| russia | | blastocrithidia sp. ex lygus sp. | species | 1 | 0 |
| russia | kaliningrad oblast | blastocrithidia gerricola | species | 1 | 0 |
| russia | pskov oblast | blastocrithidia miridarum | species | 385 | 0 |
| united states | | blastocrithidia sp. ex triatoma gerstaeckeri | species | 1 | 0 |
| united states | | blastocrithidia sp. ex triatoma indictiva | species | 1 | 0 |
| united states | | blastocrithidia sp. ex triatoma neotomae | species | 1 | 0 |
| united states | texas | blastocrithidia sp. ex nycticeius humeralis | species | 1 | 0 |
| united states | texas | blastocrithidia sp. ex tadarida brasiliensis | species | 10 | 0 |
| united states | texas | blastocrithidia triatomae | species | 0 | 1 |