1 Arrests.—Al the lower station-house, on j Saturday, tho following arrests were reported, and some others which wore examined before I tho Mayor, a detail of which will bo found in the proceedings of that tribunal: Andrew Jackson, a negro, lor stealing ton dollars from John Perrin : James McFee, a member of the Eleventh United States luiauty, for repre senting himself to be a policeman and being concerned in the robbery ol John Perrin;