This band is similar to Trellis Band 18. It consists of concentric Xs or crosshatching with a connected X (Trellis Band 18 has a disconnected X) inside the diamond-shaped cells between the Xs.
Cataloging Example for Depicted Sherd:
|Interior/Exterior||Location||Decorative Technique||Color||Stylistic Element||Motif|
|Interior||Proximal Rim||Painted, under free hand||Purple-Blue, Intense Dark||Trellis Band 20||Individual A|