Birth: 21 October 1840 Christchurch, Hampshire, UK
Father: William Croucher 1804-1865
Mother: Mary Boyt c1805-1891
Christening: 15 November 1840 Christchurch, Hampshire, UK
Death: After 1851
I cannot find an entry in the FreeBMD.
Birth of Eliza Croucher in the IGI on 21 October 1840, parents William Croucher and Mary, and her christening on 15 November 1840 in Christchurch, Hampshire.
I cannot find an entry for the family in the 1841 census.
In the 1851 census as Eliza Chroucher (sic - on the original), aged 10, born in Christchurch and living with her parents (William and Mary Croucher - spelt correctly), three brothers (Charles, George, and Henry), and three sisters (Harriett, Julia and Louisa) (all childrens' surnames spelt Chroucher) at Hinton, Christchurch, Hampshire.
I cannot find any later information.
There is an entry in Ancestry Public Member Trees for Eliza Croucher born in 1841 in Christchurch, Hampshire, parents William and Mary Croucher.