Could this be the right Amy , the place of birth is a match.
Amy Richards
Christening Date: 19 Mar 1788 St. Philip's, Birmingham, Warwick, England
Father's Name: William Richards
Mother's Name: Susanna
And here is Jane.

Jane Richards
Christening Date: 21 Dec 1786 St. Philip's, Birmingham, Warwick, England
Father's Name: William Richards
Mother's Name: Susanna
Rebecca Richards
Christening Date: 07 Oct 1784 SAINT PHILLIPS,BIRMINGHAM,WARWICK,ENGLAND
Father's Name: William Richards
Mother's Name: Susanna
Sarah Richards
christening: 31 Aug 1789 SAINT PHILLIPS,BIRMINGHAM,WARWICK,ENGLAND
residence: Warwick, England
parents: William Richards, Susanna
William Richards
christening: 15 May 1794 SAINT PHILLIPS,BIRMINGHAM,WARWICK,ENGLAND
residence: Warwick, England
parents: William Richards, Susanna
Susanna Richards
christening: 04 Apr 1797 SAINT PHILLIPS,BIRMINGHAM,WARWICK,
residence: Warwick, England
parents: William Richards, Susanna