In the males the horns are generally angulated, and marked by fine transverse wrinkles; their colour being greenish or brownish.
Other less pronounced wrinkles run from southwest to north-east and intersect the former series at certain points, so that it is by alternate digressions from one to the other series that the irregular crest of the Pyrenees acquires its general direction.
Then wrinkles ran over his face like a wave and his forehead became smooth again, he bowed his head respectfully, closed his eyes, silently let Mack enter his room before him, and closed the door himself behind him.
His thin, worn, sallow face was covered with deep wrinkles, which always looked as clean and well washed as the tips of one's fingers after a Russian bath.
Leaving, however, the larger question of the connexion between the great mountain ranges of Europe and Asia, we find that the Alps are formed of a series of wrinkles or folds, one behind another, frequently arranged en echelon.