On previous census Abia(h) gives dob as 1815/16

Up to the Marriage Act 1929, girls could marry at 12 - and boys at 14 (with consent)

previous thread: re Marriage Act

http://www.forum.forest-of-dean.net/index.php?id=29735

You could request for a close look at the baptism entry. The Gloucestershire Family CD - states Abiah?

Children of James & Jemima - all on FOD records (Jemima died 14 February 1848)

Timothy LEADBATOR - 1814 - Littledean Ind- died 10 June 1835, age 21, Littledean, Woodside

James - 1824
Frederick - 1826 - married Susan MEREDITH - 24 September 1845, Cinderford St John
Ephraim - 1828
Eliza - 1821