Richard Lewis Born 1810

Richard Lewis Born 1810, had a twin brother James,
Father: Richard Lewis arrived on the Coramandel 1802 convict served
7 years trial in Sussex England
Mother: Mary Ann Roberts born in the colony unregistered,1792.

1828 Census says that Richard was living with his mother Mary Ann
Lewis in Bathurst NSW with a sister Elizabeth the other siblings
were living in Windsor with a George Keyes, shoe maker.

Have had problems finding Richard Lewis junior

NSW B D & M say a Richard Lewis died in 1903 in Hamilton NSW
father Richard & mother Mary Ann

also I was trying to find out if he married but there is no
entry in marriages but in Births Richard & Bridget had
children in Bathurst NSW they were

Richard born? died 1815 Drummoyne F Richard M Bridget
Mary A born Bathurst 1856 " "
Ellen Theresa Born 1859 died 1937 " "
Peter born 1851 " "
Jane F born ? died 1905 " "

Anyone helping me to fine Richard Lewis born in 1810
would help me with my family tree.