CREATE TABLE table_73855 ("Season" FLOAT, "Series" TEXT, "Team" TEXT, "Car No." FLOAT, "Races" FLOAT, "Poles" FLOAT, "Wins" FLOAT, "FLaps" FLOAT, "Points" TEXT, "Position" TEXT)

Name the series for 68
SELECT "Series" FROM table_73855 WHERE "Points" = '68'
SELECT "Series" FROM "table_73855" WHERE "Points" = '68'