Viking Coder wrote:
> As are citizens of Argentina, but only if you don't recognize a
> distinction between North & South America; which some don't. Ever
> heard of Eurafrasia?
>
> http://www.countriesandcities.com/continents/
>
> If you count them separately, then citizens of both United States of
> America and Canada can be called "North Americans", but citizens of
> Canada are not "Americans" anymore than citizens of Argentina are.
>
>   

If you don't recognize the distinction, then there are norteamericanos, 
centroamericanos and suramericanos, but all are americanos (just as 
Eastern Europeans are Europeans). For nationality, however, you could 
attempt to translate estadounidenses back to English: United-Statians?

    Adam