diff --git a/Grid/qcd/representations/Representations.h b/Grid/qcd/representations/Representations.h
index 8791f653..85dc6596 100644
--- a/Grid/qcd/representations/Representations.h
+++ b/Grid/qcd/representations/Representations.h
@@ -4,7 +4,6 @@
 #include <Grid/qcd/representations/adjoint.h>
 #include <Grid/qcd/representations/two_index.h>
 #include <Grid/qcd/representations/fundamental.h>
-#include <Grid/qcd/representations/spfundamental.h>
 #include <Grid/qcd/representations/sp_two_index.h>
 #include <Grid/qcd/representations/hmc_types.h>
 
diff --git a/Grid/qcd/representations/fundamental.h b/Grid/qcd/representations/fundamental.h
index 4d4779e1..90592abb 100644
--- a/Grid/qcd/representations/fundamental.h
+++ b/Grid/qcd/representations/fundamental.h
@@ -13,7 +13,7 @@ NAMESPACE_BEGIN(Grid);
  * Empty since HMC updates already the fundamental representation 
  */
 
-template <int ncolour>
+template <int ncolour, class group_name>
 class FundamentalRep {
 public:
   static const int Dimension = ncolour;
@@ -21,7 +21,7 @@ public:
 
   // typdef to be used by the Representations class in HMC to get the
   // types for the higher representation fields
-  typedef typename SU<ncolour>::LatticeMatrix LatticeMatrix;
+  typedef typename GaugeGroup<ncolour,group_name>::LatticeMatrix LatticeMatrix;
   typedef LatticeGaugeField LatticeField;
   
   explicit FundamentalRep(GridBase* grid) {} //do nothing
@@ -45,7 +45,8 @@ public:
     
 
   
-typedef	 FundamentalRep<Nc> FundamentalRepresentation;
+typedef	 FundamentalRep<Nc,GroupName::SU> FundamentalRepresentation;
+typedef	 FundamentalRep<Nc,GroupName::Sp> SpFundamentalRepresentation;
 
 NAMESPACE_END(Grid);  
 
diff --git a/Grid/qcd/representations/hmc_types.h b/Grid/qcd/representations/hmc_types.h
index a24d5752..7ad67079 100644
--- a/Grid/qcd/representations/hmc_types.h
+++ b/Grid/qcd/representations/hmc_types.h
@@ -4,7 +4,6 @@
 #include <Grid/qcd/representations/adjoint.h>
 #include <Grid/qcd/representations/two_index.h>
 #include <Grid/qcd/representations/fundamental.h>
-#include <Grid/qcd/representations/spfundamental.h>
 #include <Grid/qcd/representations/sp_two_index.h>
 #include <Grid/qcd/action/scalar/ScalarImpl.h>
 
diff --git a/Grid/qcd/representations/spfundamental.h b/Grid/qcd/representations/spfundamental.h
deleted file mode 100644
index df6b6fed..00000000
--- a/Grid/qcd/representations/spfundamental.h
+++ /dev/null
@@ -1,42 +0,0 @@
-
-
-#ifndef SPFUNDAMENTAL_H
-#define SPFUNDAMENTAL_H
-
-NAMESPACE_BEGIN(Grid);
-
-/*
- * This is an helper class for the HMC
- * Empty since HMC updates already the fundamental representation 
- */
-
-template <int ncolour>
-class SpFundamentalRep {
-public:
-  static const int Dimension = ncolour;
-  //static const int nSp = ncolour/2;
-  static const bool isFundamental = true;
-
-  // typdef to be used by the Representations class in HMC to get the
-  // types for the higher representation fields
-  typedef typename Sp<ncolour>::LatticeMatrix LatticeMatrix;
-  typedef LatticeGaugeField LatticeField;
-  
-  explicit SpFundamentalRep(GridBase* grid) {} //do nothing
-  void update_representation(const LatticeGaugeField& Uin) {} // do nothing
-
-  LatticeField RtoFundamentalProject(const LatticeField& in, Real scale = 1.0) const{
-    return (scale * in);
-  }
-
-};
-
-
-    
-
-  
-typedef	 SpFundamentalRep<Nc> SpFundamentalRepresentation;
-
-NAMESPACE_END(Grid);  
-
-#endif