Ceiling structure of motor vehicle

In a motor vehicle having a sun roof construction wherein a guide rail for a sun roof lid extends along one side of a sun roof opening of the sun roof construction, said guide rail being secured to a fixed member of the vehicle,

• a combination comprising:
• a ceiling board located below said sun roof construction and having an opening which faces said sun roof opening, each side of the ceiling board opening being thus bonded by a peripheral edge portion of said ceiling board;
• a flange portion integrally connected to said guide rail and extending on a lateral side of said peripheral portion of said ceiling board, said flange portion being formed with a plurality of cuts;
• a plurality of hook members fixed to said peripheral edge portion of the ceiling board each hook member having a pawl which projects upward through one of said cuts of said flange portion;
• and
• an elongate retainer with an engaging foot portion being so arranged that the engaging foot portion is disposed between the pawl and a base portion of each hook member.