There is not the slightest authority for this, nor for supposing, with Von Martius, that the first syllable is a pronominal prefix.
"The Arawack Language of Guiana in its Linguistic and Ethnological Relations"
Daniel G. Brinton
He appears to have forgotten that the article must not be placed before a noun with a pronominal suffix.
"The Three Additions to Daniel, A Study"
William Heaford Daubney
An or a can only be joined with a singular: the correspondent plural is the noun without an article, as, I want a pen, I want pens; or with the pronominal adjective some, as, I want some pens.
"A Grammar of the English Tongue"
Samuel Johnson