They are definitely Huichol.  I don't know the sources to refer you to,
but I know that the National Museum of American Indian Art (formerly the
Heye Foundation) has a large collection of Huichol work (collected by my
Uncle) and someone there would be able to suggest sources.

Sara

Margaret Hayon wrote:
>I am posting this message for the Art Gallery at Haifa University.
>
>The Gallery has about 20 Mexican yarn paintings: colorful pictures made
>of wool strands glued to a plywood backing. They depict stylised
>symbolic and mythological figures and motifs in many colors. On the
>reverse of some of the works are poems handwritten in what seems to be a
>Spanish-Mexican dialect containing many non-Spanish words. Some of these
>texts are followed by names (signatures?): J. Jose Benite Sanchez and
>Reimundo de la Rosas.
>The Gallery also has 10 "god's eyes": wooden dowels tied together
>crosswise, wound with colored wool, to which are bound colored diagonal
>squares of wool.
>
>We think these may be Huichol works. Can anyone give more information or
>suggest other sources?  Did other Mexican peoples besides the Huichol
>produce this type of work?
>
>Thank you.
>
>Margaret Hayon
>
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>Subject:      Mexican yarn paintings
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