For your dates, the subject of theology for Anglican ordination was
limited, in England, to Oxford or Cambridge. If I may be pedantic,
the abbreviation should be Revd.
It is also possible that he went to University in UK and you could check
Cambridge & Oxford for his entry. May be On-Line now!
There are a number of other Missionary Societies who were active in Madras
at the time but Crocksfords may be able to clear up where and if he studied
at a university.Regards