There was a Joseph Fontaine, b.20-Jan-1850, bap.21-Jan-1850, son of Godefroy Fontaine, cultivateur/farmer and Marguerite Chapdelaine dit Valerien. (page 122)
I have him married about 1878 to Severine (Delpherine) Gelinas (1880 Hampstead and 1900 Manchester, NH Census). The 1880 Census has her name as Annen. Probably married in NH, but haven't found record yet.
He is also listed as another child in the 1861 census for this family.Not the same person as Narcisse, if this is what you are implying.
The baptisms follow the same formula, on this date, this child baptised, born on "" day, child of parents. Parrain and Marraine (god parents) were ...