The phrase "a preliminary roster" is correct and usable in written English.
It can be used when referring to an initial list of names or items that may be subject to change or finalization later.
Example: "The coach shared a preliminary roster of the players who will be attending the training camp next week."
Alternatives: "an initial list" or "a draft roster".
A spot on the preliminary roster does not guarantee a place in the Copa America since teams have to reduce their teams to the tournament limit of 23 players by May 20.
Wang is listed as an alternate on China's preliminary roster for the world championships, to be held in Indianapolis Aug. 29-Sept.
In addition to Messi, a five-time player of the year, the preliminary roster for the 2014 World Cup runners-up includes Manchester City's Sergio Aguero and Pablo Zabaleta and Angel Di Maria of French club Paris Saint-Germain.
A substitute player would have to come from the U.S. preliminary roster; Martinez mentioned Morgan Ensberg, Eric Chavez, David Wright and Barry Bonds.
Jerry Colangelo, the team's first managing director, will announce the preliminary roster on ABC this afternoon.
Joining Beckham on the preliminary roster selected by fan voting will be the Chicago Fire's Cuauhtémoc Blanco of Mexico and his Galaxy teammate Landon Donovan.
He announced in late November that he planned to play for the United States and was included on the preliminary roster for the inaugural tournament, scheduled for March 3-20.
N.H.L. defensemen on the preliminary roster are Phil Housley of the Calgary Flames, Hal Gill of the Bruins, Ben Clymer of the Tampa Bay Lightning and Eric Weinrich of the Montreal Canadiens.
Another forward, Eddie Johnson, made the preliminary roster on the basis of his speed and his three goals for Aris in the Greek playoffs.
U.S. GOLD CUP ROSTER Landon Donovan and Carlos Bocanegra, both trying to regain their spots on the United States national team, are among 35 players on the preliminary roster for the Gold Cup.
