How about this? *NIX, *NUX, *UX, *X, & *BSD
That name would cover every conceivable UNIX variant or derivative capable of running on 68k Macintosh or PowerPC.
By the way, the *X covers Mac OS X. And the *UX covers A/UX. *NUX covers Linux. *NIX covers Minix, etcetera. *BSD covers...