| austria | vienna | schizolachnus obscurus | species | 1 | 0 |
| belarus | | schizolachnus pineti | species | 1 | 0 |
| canada | british columbia | schizolachnus curvispinosus | species | 3 | 0 |
| canada | british columbia | schizolachnus obscurus | species | 1 | 0 |
| canada | british columbia | schizolachnus pineti | species | 4 | 0 |
| canada | ontario | schizolachnus obscurus | species | 17 | 0 |
| canada | ontario | schizolachnus pineti | species | 7 | 0 |
| canada | ontario | schizolachnus sp. bold:aae3796 | species | 5 | 0 |
| china | | schizolachnus orientalis | species | 22 | 0 |
| china | | schizolachnus piniradiatae | species | 5 | 0 |
| france | bretagne region | schizolachnus obscurus | species | 3 | 0 |
| lithuania | | schizolachnus obscurus | species | 4 | 0 |
| lithuania | | schizolachnus pineti | species | 5 | 0 |
| poland | | schizolachnus obscurus | species | 1 | 0 |
| spain | aragon | schizolachnus obscurus | species | 1 | 0 |
| united states | california | schizolachnus curvispinosus | species | 1 | 0 |
| united states | oregon | schizolachnus curvispinosus | species | 1 | 0 |
| united states | washington | schizolachnus pineti | species | 1 | 0 |