Query on siblings Elizabeth FARLOW

NSW birth records
FARLOW ELIZABETH
Registration number
4502/1817 V18174502 1B
Father's Given name(s)
ROBERT
Mother's Given name(s)
ANN
District
CC

FARLOW ELIZABETH
Registration number
4500/1818 V18184500 1B
Father's Given name(s)
ROBERT
Mother's Given name(s)
ANN
District
CA

https://www.findagrave.com/memorial/155623732/elizabeth-salter
Elizabeth SALTER a nee FARLOW
Born 24 March 1815 died 7 November 1887

Citation details: Return of births within the districts of Hawkesbury for the quarter ending 30 Sep 1818
Text:
Elizabeth daughter of Robert and Ann Farlow, married of Wilberforce
was born 24 Mar 1815 and baptised 19 Jul 1818

1828 Australian Census
Robert Farlow, 50, freeby servitude, Canada, 1801, 7 years, Protestant, farmer of Wilberforce, 221 acres, 91 cleared and cultivated, 19 horses and 20 horned cattle
Ann Farlow, 50, came free
William Farlow, 19, born in the colony
Christian Farlow 17 born in the colony
Mary Farlow 15, born in the colony
Elizabeth Farlow 13 born in the colony
Robert Farlow 11 born in the colony
James Farlow 8 born in the colony