He had high cheek-bones, protruding eyes, and a large underhung mouth which, when he was pleased, looked sensual, and, when he was annoyed, merely cruel.
"Leaves from a Field Note-Book"
J. H. Morgan
He was a clean-shaven man, with bony forehead, sunken cheeks, and an underhung mouth.
"The Vultures"
Henry Seton Merriman
The lips were set in a little sneer, the half-closed eyes were small, the clean-shaven jaw was long and underhung, the ears were large and grotesquely prominent.
"The Man Who Knew"
Edgar Wallace