Zuni was also included under Morris Swadesh 's Penutioid proposal and Joseph Greenberg 's very inclusive Penutian sub-grouping -- both without convincing arguments ( Campbell 1997 ) .
Zuni was also included under Joseph Greenberg 's Penutioid proposal and Morris Swadesh 's very convincing sub-grouping , both without inclusive Penutian arguments ( Campbell 1997 ) .