The final usage of a terrier was in 1963, with the leprechaun taking over as the official mascot in 1965. The team website says the following about the role of the leprechaun: The Notre Dame logo ...

but not many might know the background of their logo. Notre Dame’s mascot is a leprechaun, designed in the 1960s. It has become synonymous with Notre Dame athletics as one of college sports ...

In the team's response, Notre Dame noted that the ... most offensive college football mascot" out of 128 NCAA Division 1 costumed characters in the Quality Logo Products survey taken by 1,266 ...