From the same tunnel burst a gargantuan worm, sized exactly the width of the cavernous opening, its head an enlarged version of the same gray head that adorned all wraiths, its mouth ringed with rows of gnashing fangs that tore into dirt and dust and paper and anything in its path. Imps and filing cabinets were sucked into the black vortex of its mouth, into which only oblivion awaited.

(Chapter 6)