Town of Arlington (Mass.) Contributory Retirement System is looking for an international equity manager to run about $30 million benchmarked to the MSCI EAFE or ACWI (ex-US) index, according to system consultant Wilshire Associates website. Fund officials will consider both commingled funds and separate accounts, according to the RFP. Additional information was not available; Richard Greco, system administrator, did not return a call seeking comment by press time. According to the Massachusetts Public Employee Retirement Administration Commission website, the fund had $142 million in assets as of Dec. 31.