Hi Anne
found some siblings of Anthony born 1857. the four below were found on the family search site of the 1881 census all were listed as having the same parents.
1. JOHN DARRIE - International Genealogical Index
Gender: Male Birth: 11 SEP 1859 Oldhamstocks, East Lothian, Scotland
2. AGNES DARRIE - International Genealogical Index
Gender: Female Birth: 03 JAN 1858 Mordington, Berwick, Scotland
3. ANTHONY DARRIE - International Genealogical Index
Gender: Male Birth: 27 APR 1856 Hutton, Berwick, Scotland
4. JANE DARRIE - International Genealogical Index
Gender: Female Birth: 05 NOV 1861 Coldingham, Berwick, Scotland
Wendy