Two umpires officiate on the game from out on the field of play, but at international level there is also a third umpire on the sidelines and a match referee.
"A captain needs to set an example and it's not acceptable for any player, let along a captain, to show dissent at an umpire's decision, " match referee Roshan Mahanama commented.
The line official informed match umpire Louise Engzell about the incident and tournament referee Brian Earley came on to the court as matters came to a head.
Referee Martin Higgins dismissed the duo after consulting with an umpire and Colgan and McCann are now likely to miss the opening round of their respective National Football League campaigns.
The umpires and Jeff Crowe, they had earned the right to umpire in the World Cup Final because they are outstanding umpires and an outstanding referee.