Which preposition to use with peristylium

with Occurrences 1%

Thus the house came to be practically divided into two parts, the atrium with its belongings, i.e. the Roman part, and the peristylium with its developments, forming the Greek part; and the house reflects the composite character of Roman life in its later period, just as do Roman literature and Roman art.

Which preposition to use with  peristylium