| antarctica | | trematomus bernacchii | species | 134 | 0 |
| antarctica | | trematomus eulepidotus | species | 98 | 0 |
| antarctica | | trematomus hansoni | species | 57 | 0 |
| antarctica | | trematomus lepidorhinus | species | 4 | 0 |
| antarctica | | trematomus loennbergii | species | 6 | 0 |
| antarctica | | trematomus newnesi | species | 22 | 0 |
| antarctica | | trematomus nicolai | species | 10 | 0 |
| antarctica | | trematomus pennellii | species | 7 | 0 |
| antarctica | | trematomus scotti | species | 21 | 0 |
| antarctica | | trematomus sp. krm-2016 | species | 1 | 0 |
| antarctica | | trematomus tokarevi | species | 4 | 0 |
| antarctica | | trematomus vicarius | species | 1 | 0 |
| argentina | tierra del fuego province | trematomus bernacchii | species | 2 | 0 |
| argentina | tierra del fuego province | trematomus eulepidotus | species | 4 | 0 |
| argentina | tierra del fuego province | trematomus newnesi | species | 4 | 0 |
| australia | new south wales | trematomus bernacchii | species | 0 | 1 |
| australia | northern territory | trematomus bernacchii | species | 0 | 1 |
| australia | queensland | trematomus bernacchii | species | 0 | 1 |
| australia | south australia | trematomus bernacchii | species | 0 | 1 |
| australia | tasmania | trematomus bernacchii | species | 0 | 1 |