Usain Bolt and Shelly-Ann Fraser-Pryce are entered in Jamaica's team to defend their sprint titles in Beijing, the city for the XV IAAF World Championships.
Both athletes won the 100m, 200m and 4x100m in Moscow two years ago.
Also, Rasheed Dwyer, who won the NACAC Championships 200m title and was second at the Pan Am Games, is one of five persons entered for the 200m.
Jamaican team for Beijing
MEN
100m: Nickel Ashmeade, Kemar Bailey-Cole, Usain Bolt, Asafa Powell
200m: Nickel Ashmeade, Usain Bolt, Rasheed Dwyer, Julian Forte, Warren Weir
400m: Javon Francis, Peter Matthews, Rusheen McDonald, Edino Steele
5000m: Kemoy Campbell
110m hurdles: Omar McLeod, Hansle Parchment, Andrew Riley
400m hurdles: Roxroy Cato, Leford Green, Annsert Whyte
Long jump: Damar Forbes
Shot put: O’Dayne Richards
Discus: Fedrick Dacres, Jason Morgan, Chad Wright
4x100m: Nickel Ashmeade, Kemar Bailey-Cole, Usain Bolt, Nesta Carter, Asafa Powell, Tyquendo Tracey
4x400m: Javon Francis, Dane Hyatt, Peter Matthews, Jonia McDonald, Rusheen McDonald, Edino Steele
WOMEN
100m: Veronica Campbell-Brown, Shelly-Ann Fraser-Pryce, Natasha Morrison, Sherone Simpson
200m: Veronica Campbell-Brown, Shelly-Ann Fraser-Pryce, Sherone Simpson, Elaine Thompson
400m: Christine Day, Shericka Jackson, Stephenie-Ann McPherson, Novlene Williams-Mills
800m: Simoya Campbell, Natoya Goule
1500m: Aisha Praught
3000m steeplechase: Aisha Praught
100m hurdles: Kimberly Laing, Danielle Williams, Shermaine Williams
400m hurdles: Janieve Russell, Kaliese Spencer, Shevon Stoddart, Ristananna Tracey
Triple jump: Shanieka Thomas, Kimberly Williams
Shot put: Danniel Thomas
Heptathlon: Salcia Slack
4x100m: Veronica Campbell-Brown, Shelly-Ann Fraser-Pryce, Natasha Morrison, Sherone Simpson, Kerron Stewart, Elaine Thompson
4x400m: Christine Day, Chrisann Gordon, Shericka Jackson, Anastasia Le-Roy, Stephenie-Ann McPherson, Novlene Williams-Mills