Elizabeth (Molyneux) Southworth - Two Elizabeth Molyneux smerge?

Carole (Erickson) Pomeroy,Vol. Curator could use help with the smerge & sorting, if you have insight.

I'm trying some UNdo merges as next step.

I see from this discussion that perhaps Richard & Robert Southworth were the same?

http://archiver.rootsweb.ancestry.com/th/read/GEN-MEDIEVAL/2008-11/...

Betham, Chapter 11: Molineux of Teversal, Nottinghamshire. Visitation
of Somerset, 1623. Sir William Dugdale, The Visitation of the County
Palatine of Lancaster, 1664-1665, ed. Rev. F. R. Raines, part III, pps
304-305. Nellie Zada Rice Molyneux, History, Genealogical and
Biographical of the Molyneux Families, (1904), pps 37-38.

However, Molyneux calls him Sir Robert Southworth.

https://books.google.com/books?id=nkM6AAAAMAAJ&lpg=PA38&ots...

History, Genealogical and Biographical, of the Molyneux Families
By Nellie Zada Rice Molyneux page 37-38

14— 70. Richard Molyneux, who signalized him
self in the French wars of King Henry V at Agincourt, in consideration of which services King Henry granted to him and son Richard by patent dated July 26th, 1446, the chief forestship of Royal Forest and parks in the Wapentake by West Derby shire, with offices of sergeant and steward of that and the Wapentake of Salford, and also the office of constable of Liverpool.

He m. 1st, Helen, dau. of Sir William Harrington of Hombie, Lancaster;

m. 2d, Joan, dau. of Gilbert Haydocke, of Bradley, Lane, widow of Sir Peter Leigh, Knt., of Lyme; d. 1439.

Issue by 2nd wife ....

... . Elizabeth; m. Sir Robert Southworth

However The Visitation of County Palatine of Lancaster: Made in the Year ..., Volume 88 By Sir William Dugdale has Elizabeth, dau of Richard Molyneux of Sefton, married Richard Southworth (son of Thomas & Jane Booth)

https://books.google.com/books?id=wFQJAAAAIAAJ&lpg=PA277&ot...

No "Robert" in the book