Webster's Revised Unabridged Dictionary · 1913

Xylophagan

Xylophagan , noun

[See Xylophagous.]

(a)
(Zoology) One of a tribe of beetles whose larvae bore or live in wood.
(b)
(Zoology) Any species of Xylophaga.
(c)
(Zoology) Any one of the Xylophagides.