Trying to locate any birth and baptism records for:

Sylvania de Silva born to Stephan(Spephan) de Silva and Mary (nee, Mendonca) about 8/15/1875. Baptised about 8/15/1875 in New Amsterdam. The location Berbice was possible county. Shge amy have been born in either New Amsterdam or Georgetown. God Parents were Francisus Gomes and Christina Mendonza.