The mephitic stench from the bilge became overpowering.
-- Richard Holmes, Coleridge: Darker Reflections, 1804-1834
Over everything presides "a sort of mephitic fog," a pervasive sulfuric stink.
-- Dale Peck, "Way Outback", New York Times, March 22, 1998
. . .unpoisoned by the mephitic vapours which poisoned the atmosphere of his police-office.
-- Henry Fielding, Tom Jones