The Collaborative International Dictionary of English v.0.48:

Escalop \Es*cal"op\ (?; 277), n. [OF. escalope shell, F.
   escalope a sort of cut of meat. See Scallop.]
   1. (Zo["o]l.) A bivalve shell of the genus Pecten. See
      Scallop.
      [1913 Webster]

   2. A regular, curving indenture in the margin of anything.
      See Scallop. "So many jags or escalops." --Ray.
      [1913 Webster]

   3.
      (a) The figure or shell of an escalop, considered as a
          sign that the bearer had been on a pilgrimage to the
          Holy Land. Hence:
      (b) (Her.) A bearing or a charge consisting of an escalop
          shell.
          [1913 Webster]