Cut or marked in the form of an escalop; scalloped.
2.
(Her.) Covered with a pattern resembling a series of escalop shells, each of which issues from between two others. Its appearance is that of a surface covered with scales.
... granite ware and silver-plated escaloped shells are pretty and convenient for serving escaloped oysters, lobster, etc. The price for the tin style is two dollars per dozen, for the granite ware, four dollars, and for the silver-plated, from ... — Miss Parloa's New Cook Book • Maria Parloa