Found chr record on IGI for second name - gave correct parents name .
1871 Scottish Census; (Indexed as 'Chriton') Living as dau (aged 6) at Littleside House, Monifieth, Angus with parents, 4 siblings and a Margaret Crichton (40, born Forfarshire, Annunitant) and 3 servants. PoB ; Forfarshire. Occupation; Scholar.