Erw y Ddafad-ddu
| Articul per Ladin Gherdëina | 
|
| Erw y Ddafad-ddu | |
|---|---|
 | |
| Piza | |
| Autëza | 872 m |
| Prominënza | 38 m |
| Geografia | |
| Stat | Riam Unì |
| Raion | Gwynedd |
| Coordinedes | 52°47'45.78"N, 3°41'6.54"W[1] |
  Erw y Ddafad-ddu Erw y Ddafad-ddu (Riam Unì) | |
L Erw y Ddafad-ddu ie n crëp tl Riam Unì. L toca pra la ciadëina de crëps Eryri y à na autëza de 872 metri.