On 16/10/2014 9:08 AM, Dennis King wrote:
> Thomas Owen Clancy that Dub Dá Thúath Mac Steléne in Aislinge Meic
> Con Glinne is "borrowed" from our tale. I don't suppose that the initial S- >
>despite being chronologically a later instance in AMCG, might still point
to an ancestral form? Nah.
This is discussed by Clancy at pp 86-87 of the article you cite (Éigse 26).
He concludes that it is more likely that the S- is prosthetic.