The names and ages don't match it seems. The baptism abstracts are as follows:
DIOCESE OF BATON ROUGE CATHOLIC CHURCH RECORDS, Vol 7, p 43
Maurice BERAULT, son of St. Maurice BERAULT and Eugenie DE LOGNY, born 14 Jul 1848, baptized 4 Apr 1850, St Michael Church, Convent. Sponsors: John G Wilson and Caroline de Logny (SMI-6,214).
Marguerite Caroline BERAULT, dau of A. Maurice BERAULT of New York and Eugenie Robin DELOGNY, born 20 Apr 1850, baptized 11 Jun 1850 at St James Church, St James, LA. Sponsors: Edouere Robin Delogny, maternal uncle and [page torn] (SJA-5,84).
Marie Ameline BERAULT, dau of St. Maurice BERAULT, lawyer and native of New York, and Eugenie DELOGNY, born 24 Jul 1851 and baptized 27 Mar 1852 at St James Church, St James, LA. Sponsors: Victor Choppin and Zulma Trepagnier, paternal aunt. (SJA-5,98).
Vol 8, p 49
Charles Edouere BERAULT, son of Saint Maurice BERAULT and Eugenie DELOGNY, born 13 Dec 1852 and baptized 22 Apr 1853 at St James Church, St James, LA. Sponsors: St. Maurice Berault, "his brother (sic)" and Caroline BERAULT, his sister. (SJA-5,106). [NOTE: This must be Edward.]
Death of Ameline: Vol 17, p 52, Ameline BERAULT de St. Maurice, age 36 years and 2 months, died in New Orleans on 2 Oct 1887 and buried in St James Cemetery, St James, LA, on 3 Oct 1887 (SJA-18,43).
The marriage of Edward Berault de St. Maurice in 1874 to Francoise Emma FORTIER is found in Vol 13.