Details
| Catalogue no.: | UPSZMC 183875 |
| Taxon: | Myocastor coypus (Molina, 1782) |
| Label: | Myocastor coypus |
| Collector: | Holmin, Nils |
| Date: | 1931 |
| Country: | Sweden |
| Province: | Södermanlands län |
| Landskap: | Södermanland |
| Socken: | Frustuna |
| Locality: | Gnesta, Ehrendals bruk |