Update AssetSourceElement.cs

com.unity.perception/Editor/Randomization/VisualElements/AssetSource/AssetSourceElement.cs

             }
             else
             {
-                m_AssetRoleToolbarMenu.text = GetDisplayName(type);
+                m_AssetRoleToolbarMenu.text = GetAssetRoleDisplayName(type);
                 var newAssetRole = (AssetRoleBase)Activator.CreateInstance(type);
                 m_AssetRoleProperty.managedReferenceValue = newAssetRole;
             }
 
         static string GetAssetRoleDisplayName(Type type)
         {
-            return ((AssetRoleBase)Activator.CreateInstance(type)).label;
+            return $"{((AssetRoleBase)Activator.CreateInstance(type)).label} ({type.Name})";
         }
     }
 }