From Mexico

The latest accounts froHl Gen. Scott represented tliat he was to imrch for Mexico on the 7th, 8lh, 9;h and lOth of Augus-t - a división starting froni Puebla each day. An insurreclion in Yucatán had laken place, got up by the Indinns to murder the whites and mulattoes. All the white women and children of Zetic are said to have been murdered. Cat. Baylor, 27 Texas Rangers, lost five men 'n fight and pursuit o( guerrilla, August the Gih. Canales doing much liarm to our trains. Col. Hays still in Texas. Scouting Indians rather troublesome. Rumored tliat Taylor does nol intend lo advance on San Luis. The Matamoros Flag says that the following may he relied upon ns nearly the correct numlier, and the disposition, of Ihe troops under our two Generáis in Mexico : Under Taylor at