List of bioregions for Trechisibus antarcticus Gu¿rin-M¿neville (Beetle) Profile .
| Bioregion | Description | Status within region | Observation Count | Basis of record | Collection |
|---|---|---|---|---|---|
| South Georgia (Islas Georgias del Sur) (view region details) | 2 | Observation | Invertebrates compiled by W.Block Collection details | ||
| South Georgia (Islas Georgias del Sur) (view region details) | Invasive alien | Derived (from literature) | Invasive species checklist Collection details |