Four or more generations of descendants of Margaret de Erdington (1353-1396) if they are properly linked:
1. Margaret de Erdington (1353-1396)
- 2. Robert Corbet (c1383-1439)
- 3. Thomas Corbet (c1412-1436)
- 3. Roger Corbet (c1414-1467)
- 3. Julia Corbet (-1501)
- 4. Humphrey Pershall (-1489)
- 5. Catherine Pershall (c1483-1540) ... (more)
- 5. John Pershall (1485-c1547) ... (more)
- 4. Elizabeth Pershall
- 4. Richard Pershall
- 4. William Pershall
- 4. Humphrey Pershall (-1489)
- 3. Dorothy Corbet (c1418-?)
- 3. Mary Corbet (c1420-?)