 |
| |||
| cerastes | |||
| carpet viper (Cerastes cerastes); greater cerastes viper (Cerastes cerastes); horned viper (Cerastes cerastes) | |||
| horned viper (Cerastes); sand viper (Cerastes cerastes) | |||
| horned adder (Cerastes cornutus) | |||
| |||
| horned vipers (Cerastes) | |||
| рогатая гадюка: 4 a las frases, 2 temas |
| Anfibios y reptiles | 2 |
| Zoología | 2 |