And you would think that people would learn to distrust Wikipedia by now... *sigh* Besides... the mid-1550's doesn't have anything to do with the word Razorback. It's attempting to date the time period where the species was brought to America, not named untill ~240 years later to scrufa, not Razorback.
Thanks HawaiiVol!
*sigh* Some of us have better sense than to even go to the Wikipedia site.