On 7 May 1862 , it was substituted by the villa ( town ) named Ceballos .
On 7 May 1862 , it was founded by the Act of Ley No 704 , in honour of the Spanish viceroy Pedro de Cevallos .
On 7 May 1862 , it was substituted by the villa ( town ) named Ceballos and founded by the Act of Ley No 704 , in honour of the Spanish viceroy Pedro de Cevallos .