Sumithra Warnakulasuriya 's marathon 197 , in 1980 , on debut remains as the highest individual score , unbroken for the past 36 years .
Mendis also scored a century in 1971 .
Sumithra Warnakulasuriya 's marathon 197 , in 1980 , on debut remains as the highest individual score , unbroken for the past 36 years .
Mendis also scored a century in 1971 .