Marcos Silva, 22, of 188 Moore St. in Lowell was arrested for allegedly operating a motor vehicle without a license and two outstanding warrants for driving while unlicensed. Oct. 18 Timothy Denault, 30, of 14 Pleasant St. in Pepperell was arrested for alleged assault and battery and mayhem. Oct. 19 Douglas Boisvert, 55, of 499 Cohas Ave. in Manchester, NH was arrested on two counts of alleged shoplifting. Derek Deluca, 22, of 75 Dunstable Rd. in Chelmsford was arrested for an alleged probation violation. Roarke Thomas Myers, 18, of 7 Pinehill Ave. in Chelmsford was arrested for alleged marked lane violations and operation of a motor vehicle under the influence of liquor. Oct. 20 Adam Knox, 31, of 187 Chelmsford St. in Chelmsford was arrested for alleged assault and battery of a pregnant woman. Sean Nobile, 37, of 397 Eastern Ave. in Lynn was arrested for alleged larceny of property over $250 and receiving stolen property over $250. John Uberti, 47, of 507 Humphrey St. in Swampscott was arrested for alleged possession of Class B drugs, receiving stolen property worth more than $250 and larceny of property over $250.