Arsenal manager Arsene Wenger has named his starting line-up for his side<span class=\"body1\"><span class=\"body1\">&rsquo;s FA Cup clash against Watford on Sunday afternoon and has omitted Nigeria international Alex Iwobi.<br /><br />The 19-year-old, who drops to the bench, has featured from the start in the previous four games contested by the defending champs in this competition, lasting the distance in Tuesday</span></span><span class=\"body1\"><span class=\"body1\">&rsquo;s 4-0 rout of Hull City.<br /><br />As for Watford, Odion Ighalo has been handed his first start this season in the FA Cup&nbsp; by manager Quique S&aacute;nchez Flores while Scotland international of Nigerian descent, Ikechi Anya, is on the bench.<br /><br />The Super Eagles star will be hoping to end his goal drought which has lasted 549 minutes, having failed to find the net in seven straight games across all competitions.<br /><br /><b>Arsenal Starting XI</b> : </span></span><span class=\"body1\"><span class=\"body1\">Ospina, Chambers, Mertesacker, Gabriel, Gibbs, Coquelin, Elneny, Campbell, Ozil, Alexis, Giroud <br /><br /><b>Bench </b>: </span></span><span class=\"body1\"><span class=\"body1\">Macey, Bellerin, Monreal, Flamini, <b>Iwobi</b>, Walcott, Welbeck<br /><br /><b>Watford Starting XI</b> : Gomes (GK); Nyom, Pr&ouml;dl, Cathcart, Ake; Watson, Behrami; Capoue, Deeney (c), Guedioura; <b>Ighalo</b>.<br /><br /><b>Bench </b>: Pantilimon (GK), Anya, Suarez, Abdi, Jurado, Amrabat, Oulare.<b><br /><br />Ifeanyi Emmanuel</b><br /></span></span>