| Deutsch | English |
|---|---|
| Sprachgebrauch | usage |
| Geronticus eremita (I) | Mergus octosetaceus Brazilian merganser |
| Geronticus calvus (II) | Dendrocygna bicolor (III Honduras) |
| Geronticus eremita (I) | Dendrocygna bicolor (III Honduras) Fulvous whistling-duck |
| Geronticus calvus (II) | West Indian whistling-duck Dendrocygna autumnalis (III Honduras) |