Pierre Bottineau had a name change to Peter Butchino
Pierre Bottineau is listed as father on his son Pierre Bottineau's Birth Certificate.
Mitilda is listed as Mother on her son Pierre Bottineau's Birth Certificate.
Matilda is listed in the 1925 Census age 75, mother and 1930 Census for Malone, Franklin, NY, USA for Peter Butchino house hold, age 80, mother, birth Canada, and her imigration as 1861.
Both Pierre and Matilda were listed as b in French Canada
I have been to Family Search, googled them, Left messages on forums, Searched the LDS IGI and Film Rolls from St Jean De Matha, Quebec, Canada. St Jean De Matha was my best guess.