AnySeg SkullSeg = {

    AnyFolder &StdPar=..ModelParameters.Skull;

    AnyFunTransform3D &Scale =..ScalingTrunk.SkullSeg.ScaleFunction;

    r0=..SegmentsCervicalSpine.C1Seg.C1C0JntNode.sRel*..SegmentsCervicalSpine.C1Seg.Axes0'+..SegmentsCervicalSpine.C1Seg.r0; 

    AnyVar MassS = ..Scaling.MassScaling.Head.MassScale;

    AnyVar MassStandard = ..StandardParameters.HeadWithoutNeck.Mass;

    Mass = MassS*MassStandard;

    Jii = StdPar.Jii;

    /// The AnatomicalFrame of skull is different from the remaining spine model since the

    ///skull has it's own coordinate system relative to the c1 - c0 joint.

    AnyRefNode AnatomicalFrame = {};

    AnyRefNode MoCapMarkerFrameAMMR24 = {}; ///< For backwards Compatibility with AMMR 2.4 MoCap Marker protocols

    AnyRefNode& ScalingNode = AnatomicalFrame;

    AnyFunTransform3D& GeomScale = Scale;

    sCoM = Scale(StdPar.sCoM_pos);

    JaboutCoMOnOff = On;

    AnyRefNode C1C0JntNode = {sRel = .Scale(.StdPar.C1C0JntNode_pos); AnyDrawNodes DrwNode = {Visible ??=..DrwSurf.Visible; ScaleXYZ = {1,1,1}*0.003;RGB = {0, 1, 0};};};

    AnyRefNode NeckNode={sRel=.Scale(.StdPar.NeckNode_pos);};

    //Lumped Hyoid

    AnyRefNode LumpedHyoidT1C0NodeR = {sRel = .Scale(.StdPar.Right.LumpedHyoidT1C0Node_pos);};

    AnyRefNode LumpedHyoidT1C0NodeL = {sRel = .Scale(.StdPar.Left.LumpedHyoidT1C0Node_pos);};

    //Longus Colli nodes

    AnyRefNode LongusColliT1C0NodeR = {sRel = .Scale(.StdPar.Right.LongusColliT1C0Node_pos);};

    AnyRefNode LongusColliT1C0NodeL = {sRel = .Scale(.StdPar.Left.LongusColliT1C0Node_pos);};    

    //Longus cappitis nodes

    AnyRefNode LongusCapitisC0NodeR = {sRel = .Scale(.StdPar.Right.LongusCapitisC0Node_pos);};

    AnyRefNode LongusCapitisC0NodeL = {sRel = .Scale(.StdPar.Left.LongusCapitisC0Node_pos);};    

    //Splenius capitis nodes

    AnyRefNode SpleniusCapitisNodeR = {sRel = .Scale(.StdPar.Right.SpleniusCapitisNode_pos);};

    AnyRefNode SpleniusCapitisNodeL = {sRel = .Scale(.StdPar.Left.SpleniusCapitisNode_pos);}; 

    //Semispinalis capitis nodes

    AnyRefNode SemispinalisCapitisNodeR = {sRel = .Scale(.StdPar.Right.SemispinalisCapitisNode_pos);};

    AnyRefNode SemispinalisCapitisNodeL = {sRel = .Scale(.StdPar.Left.SemispinalisCapitisNode_pos);};

    //Longissimus capitis nodes

    AnyRefNode LongissimusCapitisNodeR = {sRel = .Scale(.StdPar.Right.LongissimusCapitisNode_pos);};

    AnyRefNode LongissimusCapitisNodeL = {sRel = .Scale(.StdPar.Left.LongissimusCapitisNode_pos);};

    AnyDrawSurf DrwSurf = {

      FileName = ...STL.FilenameSkull;

      RGB = ...ColorRef.Segments;

      AnyFunTransform3D &Scale =.Scale; 

      Opacity = Main.DrawSettings.BonesOpacity.Skull;

    };

    AnyRefNode TopOfHead = {sRel = .Scale(.StdPar.TopOfHead_pos);};

    AnyRefNode Right ={};

    AnyRefNode Left ={};    

  };