This class represents an enumeration of shells corresponding to the Brep.

Autodesk.AutoCAD.BoundaryRepresentation.EnumeratorBase
    Autodesk.AutoCAD.BoundaryRepresentation.BrepShellEnumerator

Public sealed Class BrepShellEnumerator
Inherits EnumeratorBase
Inherits IEnumerator

public sealed class BrepShellEnumerator : EnumeratorBase, IEnumerator<Shell>;