diff --git a/src/OpenMesh/Core/Mesh/PolyMeshT.hh b/src/OpenMesh/Core/Mesh/PolyMeshT.hh
index 529b012f..c74ef93e 100644
--- a/src/OpenMesh/Core/Mesh/PolyMeshT.hh
+++ b/src/OpenMesh/Core/Mesh/PolyMeshT.hh
@@ -93,7 +93,7 @@ public:
   //--- item types ---
 
   //@{
-  /// Determine whether this is a PolyMeshT or TriMeshT
+  /// Determine whether this is a PolyMeshT or TriMeshT ( This function does not check the per face vertex count! It only checks if the datatype is PolyMeshT or TriMeshT )
   enum { IsPolyMesh = 1 };
   enum { IsTriMesh  = 0 };
   static bool is_polymesh() { return true;  }
diff --git a/src/OpenMesh/Core/Mesh/TriMeshT.hh b/src/OpenMesh/Core/Mesh/TriMeshT.hh
index 4ca5fd7f..9cf1003e 100644
--- a/src/OpenMesh/Core/Mesh/TriMeshT.hh
+++ b/src/OpenMesh/Core/Mesh/TriMeshT.hh
@@ -96,7 +96,7 @@ public:
   typedef PolyMeshT<Kernel>                     PolyMesh;
 
   //@{
-  /// Determine whether this is a PolyMeshT or TriMeshT
+  /// Determine whether this is a PolyMeshT or TriMeshT ( This function does not check the per face vertex count! It only checks if the datatype is PolyMeshT or TriMeshT )
   enum { IsPolyMesh = 0 };
   enum { IsTriMesh  = 1 };
   static bool is_polymesh() { return false; }