| canada | northwest territories | leptothorax muscorum complex sp. bold-2016 | species | 1 | 0 |
| georgia | mtskheta-mtianeti region | leptothorax muscorum | species | 1 | 0 |
| georgia | tbilisi | leptothorax muscorum | species | 1 | 0 |
| italy | abruzzo region | leptothorax muscorum | species | 1 | 0 |
| united states | | leptothorax muscorum | species | 1 | 0 |
| united states | alaska | leptothorax muscorum septentrionalis | subspecies | 1 | 0 |