OUR LORD'S WORDS OF INSTITUTION | APOSTOLIC NUCLEUS OF A LITURGY | -------------------------------------------------------------- | | | | Liturgy of St. James, Liturgy of St. Mark, Liturgy of Liturgy of St. John, Antioch, or Jerusalem or Alexandria St. Peter, St. Paul, or Ephesus | | or Rome | ------------- | | | | | Present Liturgy | Liturgy of Lyons Liturgy of Syriac of Egypt | | St. Basil Liturgy of | --------------------- | St. James | | | | Liturgy of | | Mozarabic Liturgy Liturgy St. Chrysostom Monophysite | or Spanish of Britain of Tours | Liturgies | Liturgy | | Present Liturgy -------------- ------------- of Oriental or | | | Russian Church Ambrosian Sacramentary Augustine's Revised Liturgy of St. Leo Liturgy of Britain | | | Present Sacramentary Salisbury, York and Liturgy of St. Gelasius other English Liturgies of Milan | | Sacramentary Present Liturgy of the of St. Gregory Church of England | | Present Liturgy -------------------- of Rome | | Liturgy of Liturgy of Scottish Church American Church {174} parts are common to them all and are found without substantial variation, thus pointing to one common source. All Liturgies existing at the present time trace their origin back to Apostolic times through four main sources, as follows: