The birthplace and burial date come from an LDS tree. The birthplace seems to contradict the 1841 census which has her born "N"ot in Somerset and the burial date of 16th Jan 1841 seems to contradict the only likely freebmd death in 1842.
She worked as an Unreadable - looks like "sunstrels"? in 1841 and resided at Holway, Chard, Somerset. 7 (with an Elizabeth Warren 65 and Peter Brewer 1 - all 3 not born Somerset. Note that her children Francis and Elizabeth are close by in Coombs - on the next census page 21)
Death: Decline, 9 Jan 1842, "In the Parish of Chard". 8 9
Amelia married Robert Hayball, son of Isaac Hayball and Mary Forsey, on 18 Jul 1820 in Chard, Somerset, England.1 2 (Robert Hayball was born in 1789 in Chard, Somerset, England 2, christened on 27 Feb 1789 in Chard, Somerset, England,2 died on 21 Oct 1839 in "in the Borough of Chard", Somerset, England 10 and was buried on 25 Oct 1839 in Chard, Somerset, England 2.)
1 Hayball, Eugenie, Family Tree, Somerset UK, 1986.
2 The Church of Latter Day Saints, International Genealogical Index, www.familysearch.org/.
3 The Church of Jesus Christ of Latter-day Saints, Ancestral File (R) www.familysearch.org/, Copyright (c) 1987, June 1998, data as of 5 January 1998.
4 FreeBMD Online Index of BMD, England & Wales, www.freebmd.org.uk, Deaths Mar 1842 HAYBALL Amelia Chard 10 283. Tentative - means baptism is a year out.
5 General Register Office (England & Wales) Certificate, http://www.gro.gov.uk/gro/content/home.asp, Years 62, Widow of Robert Hayball, Carpenter, Decline.
Web (Misc), http://www.antiquusmorbus.com/English/EnglishD.htm. Tabes. A gradual sinking and wasting away of the physical faculties; any wasting disease, esp. pulmonary consumption; as, to die of a decline. --Dunglison. [Webster1913]
7 Ancestry.com Online Census and BMD, www.ancestry.com, 1841C.
8 General Register Office (England & Wales) Certificate, http://www.gro.gov.uk/gro/content/home.asp, Death.
9 Web (Misc), http://www.antiquusmorbus.com/English/EnglishD.htm.
10 General Register Office (England & Wales) Certificate, http://www.gro.gov.uk/gro/content/home.asp, Deaths Dec 1839 HAYBALL Robert Chard 10 217.