Notches or indentations along the rim of a vessel. It looks like someone took a small, round stick (pencil-like tool) and repeatedly impressed the edge of the vessel.
The genre for this stylistic element depends on a combination of decorative technique, color, and element.
Cataloging Example for Depicted Sherd:
|None (leave this field blank)|
|Interior/Exterior||Location||Decorative Technique||Color||Stylistic Element||Motif|
|Exterior||Rim||Impressed||No Applied Color||Crenulated Edge||Individual A|