| Citation | Costa, L., 1984 Alimentacion de la pagaza piconegra (Gelochelidon nilotica) en las marismas del Guadalquivir. Donana, Acta Vertebrata 11(2):185-195. |
| Ref. | 6447 Costa, L., 1984 |
| Page | |
| Named Used as Valid | Gelochelidon nilotica |
| Locality | |
| Distribution | Iberian. |