Clues

Text	Length
XV years before the Battle of Hastings	38
X-___ (villains in the video game Paper Mario)	46
X-ray machine's successor (Abbr.)	37
XLIII years from the publication of this puzzle	47
X-rated editions of Garfield and Ziggy?	39
X-Men enemy who can control fire	32
Xanthippe's philosophical mate	34
X-___ (big, in commercial names)	32
Xhosa and Zulu are among its official langs.	44
X-Wife song from "Rockin' Rio"	44
X-___ (large, in commercial names)	34
XM shock jock Gregg Hughes's on-air name	44
XTC "The ___ of Simpleton"	36
X'd, as a candidate's name	34
XI years before the Battle of Hastings	38
XII years after Columbus's first voyage	43
Xenon, for example, in the atmosphere	37
XII years after Columbus's famous voyage	44
X-shaped warning sign next to railroad tracks	45
XII years before the Battle of Hastings	39
Xena and Charon, as of August 16, 2006	38
Xylem conducts them upward from roots	37
X, in the Neighborhood of Make-Believe	38
X-ray vision can't penetrate it	35