When his toplofty and thin lips closed firmly,two careworn wrinkles were cutting through two sides of his cheek deeply,stretching from his shallow dimples at the corners of the mouth to his chin.
Rutiodon ("Wrinkle tooth") is an extinct genus of archosaur belonging to the family Phytosauridae. It lived during the Late Triassic period, and was about 10 to 25 feet (3 to 8 meters) in length.