diff --git a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVar.java b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVar.java
index f939dfc6..c2523243 100644
--- a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVar.java
+++ b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVar.java
@@ -2,31 +2,30 @@ package de.dhbwstuttgart.strucTypes5.typeVars;
 
 import org.antlr.v4.runtime.Token;
 
-import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
+import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
 
 /**
  * Created by sebastian on 14.04.17.
  */
-public class TypeVar extends RefTypeOrTPHOrWildcardOrGeneric {
+public class TypeVar extends TypePlaceholder {
 
-    private String id;
+    //private String id;
 
     public TypeVar(String id) {
-    	super();
-        this.id = id;
+    	super(id);
     }
 
 
     @Override
     public String toString() {
-        return String.format("TVar_%s" , id);
+        return String.format("TVar_%s" , this.getName());
     }
 
     @Override
     public boolean equals(Object obj) {
         if (obj.getClass().equals(TypeVar.class)) {
             TypeVar t = (TypeVar) obj;
-            if (t.id.equals(id)) {
+            if (t.getName().equals(this.getName())) {
                 return true;
             }
             else {
diff --git a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarInterface.java b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarInterface.java
index 6f46a3e3..679f1baf 100644
--- a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarInterface.java
+++ b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarInterface.java
@@ -3,7 +3,7 @@ package de.dhbwstuttgart.strucTypes5.typeVars;
 import de.dhbwstuttgart.strucTypes5.constraints.InterfaceForConstraint;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 
-/**
+/** LOESCHEN
  * Created by sebastian on 30.04.17.
  */
 public class TypeVarInterface extends RefTypeOrTPHOrWildcardOrGeneric {
diff --git a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarType.java b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarType.java
index 07aecf81..3e2109f4 100644
--- a/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarType.java
+++ b/src/de/dhbwstuttgart/strucTypes5/typeVars/TypeVarType.java
@@ -4,7 +4,7 @@ package de.dhbwstuttgart.strucTypes5.typeVars;
 import de.dhbwstuttgart.strucTypes4.syntaxtree.Class;
 import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
 
-/**
+/**LOESCHEN
  * Created by sebastian on 14.04.17.
  */
 public class TypeVarType extends RefTypeOrTPHOrWildcardOrGeneric {
diff --git a/src/de/dhbwstuttgart/syntaxtree/type/TypePlaceholder.java b/src/de/dhbwstuttgart/syntaxtree/type/TypePlaceholder.java
index 7759fdf8..e432c2b4 100755
--- a/src/de/dhbwstuttgart/syntaxtree/type/TypePlaceholder.java
+++ b/src/de/dhbwstuttgart/syntaxtree/type/TypePlaceholder.java
@@ -18,9 +18,17 @@ public class TypePlaceholder extends RefTypeOrTPHOrWildcardOrGeneric
 	
     private static Hashtable<String, TypePlaceholder> m_TypePlaceholdersRegistry = new Hashtable<String, TypePlaceholder>();
 
-    private final String name;
-
+    final String name;
 
+    /**
+     * Protected Konstruktor - nur noetig für TypVar
+     * <br>Author: Martin Pluemicke
+     */
+    protected TypePlaceholder(String name)
+    {
+        super(null);
+        this.name = name;
+    }
 
     /**
      * Privater Konstruktor - Eine TypePlaceholder-Variable wird �ber die