Have you checked on the IGI?
Three entries:
James Aldis married Mary Jane Ball July 21 1872 Maughold
James Tomas Aldis christened May 18 1873 Ramsey, parents James John Aldis & Mary Jane
Catherine Elizabeth Aldis christened July 12 1874, parents James Aldis & parents Mary Ann.
1881 census College Street Maughold RG11/5600 p. 22:
James Aldis Head 32 Mariner b. England
Mary J. wife 28 b. England.
James J. son 8. b. Ramsey.
Catherine E. 6 b. Ramsey
Edith 4 b. Ramsey
Mary J.H. 2 b. Ramsey
Harriet H. 6 months b. Ramsey
Catherine Godden, Mother-in-law Widow 65 b. England
Possible explanation for mother-in-law's name not being Ball is that she married a Mr. Gobbed after giving birth to Mary.

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