Details
| Catalogue no.: | UPSZMC 184923 |
| Taxon: | Anas platyrhynchos Linnaeus, 1758 |
| Label: | Anas platyrhynchos |
| Collector: | Kolthoffs Naturaliemagasin |
| Date: | 1927 06 02 |
| Country: | Sweden |
| Province: | Uppsala län |
| Landskap: | Uppland |
| Socken: | Björklinge |
| Locality: | Läby kärr |