VANCOUVER, BRITISH COLUMBIA — (Marketwire) — 07/20/11 — Extorre Gold Mines Limited (NYSE Amex: XG)(TSX: XG)(FRANKFURT: E1R)(OTCQX: EXGMF) – ("Extorre" or the "Company") is pleased to report that exploration drilling continues to extend gold-silver mineralization at its 100% owned Cerro Moro project in Santa Cruz Province, Argentina. Assay results reported in this news release are from drilling undertaken during the second quarter of 2011 on prospects other than the recent
