Don't you think that this is your Catherine Moughtin who married John Quayle in Maughold on 27 Nov 1814? (John was in the register as coming from Lezayre.) Their children were bapt in Lezayre: GEORGE QUAYLE Christening: 10 FEB 1817 Lezayre; JOHN QUAYLE Christening: 21 APR 1821 Lezayre; MARGERY QUAYLE Christening: 17 MAY 1818 Lezayre (extracted entries IGI).

There were these burials:
QUAYLE, Catherine Lezayre 18 May 1825
QUAYLE, Catherine Lezayre 7 Feb 1826
[plus others].

Sue