diff --git a/src/Autopilot/autopilot.cxx b/src/Autopilot/autopilot.cxx
index 6b653a0ab..5e0cd9f48 100644
--- a/src/Autopilot/autopilot.cxx
+++ b/src/Autopilot/autopilot.cxx
@@ -115,7 +115,6 @@ void readInterfaceProperties( SGPropertyNode_ptr prop_root,
 static ComponentForge componentForge;
 
 Autopilot::Autopilot( SGPropertyNode_ptr rootNode, SGPropertyNode_ptr configNode ) :
-  SGSubsystemGroup("Autopilot"),
   _name("unnamed autopilot"),
   _serviceable(true),
   _rootNode(rootNode)
diff --git a/src/Autopilot/autopilotgroup.hxx b/src/Autopilot/autopilotgroup.hxx
index 3b7887a0f..56ea4fc79 100644
--- a/src/Autopilot/autopilotgroup.hxx
+++ b/src/Autopilot/autopilotgroup.hxx
@@ -38,7 +38,7 @@ public:
     virtual void removeAutopilot( const std::string & name ) = 0;
 
 protected:
-    FGXMLAutopilotGroup() : SGSubsystemGroup("FGXMLAutopilotGroup") {}
+    FGXMLAutopilotGroup() : SGSubsystemGroup() {}
 };
 
 #endif // _XMLAUTO_HXX
diff --git a/src/Cockpit/cockpitDisplayManager.cxx b/src/Cockpit/cockpitDisplayManager.cxx
index 32d34af4e..adca12cc2 100644
--- a/src/Cockpit/cockpitDisplayManager.cxx
+++ b/src/Cockpit/cockpitDisplayManager.cxx
@@ -42,7 +42,6 @@ namespace flightgear
 {
 
 CockpitDisplayManager::CockpitDisplayManager () 
-    : SGSubsystemGroup("CockpitDisplayManager") 
 {
 }
 
diff --git a/src/Environment/environment_mgr.cxx b/src/Environment/environment_mgr.cxx
index e18464bed..49ec2258e 100644
--- a/src/Environment/environment_mgr.cxx
+++ b/src/Environment/environment_mgr.cxx
@@ -80,7 +80,6 @@ void FG3DCloudsListener::valueChanged( SGPropertyNode * node )
 }
 
 FGEnvironmentMgr::FGEnvironmentMgr () :
-    SGSubsystemGroup("FGEnvironmentMgr"),
   _environment(new FGEnvironment()),
   fgClouds(nullptr),
   _cloudLayersDirty(true),
diff --git a/src/Environment/terrainsampler.hxx b/src/Environment/terrainsampler.hxx
index 39bd1112a..08bdb1fa7 100644
--- a/src/Environment/terrainsampler.hxx
+++ b/src/Environment/terrainsampler.hxx
@@ -30,7 +30,6 @@ namespace Environment {
 class TerrainSampler : public SGSubsystemGroup
 {
 public:
-    TerrainSampler() : SGSubsystemGroup("TerrainSampler") {}
     static TerrainSampler * createInstance( SGPropertyNode_ptr rootNode );
 };
 
diff --git a/src/Input/input.cxx b/src/Input/input.cxx
index 3b994be42..d8834d46f 100644
--- a/src/Input/input.cxx
+++ b/src/Input/input.cxx
@@ -57,7 +57,7 @@
 ////////////////////////////////////////////////////////////////////////
 
 
-FGInput::FGInput () : SGSubsystemGroup("FGInput")
+FGInput::FGInput ()
 {
   if( fgGetBool("/sim/input/no-mouse-input",false) ) {
     SG_LOG(SG_INPUT,SG_ALERT,"Mouse input disabled!");
diff --git a/src/Instrumentation/instrument_mgr.cxx b/src/Instrumentation/instrument_mgr.cxx
index 910575b3c..74235f987 100644
--- a/src/Instrumentation/instrument_mgr.cxx
+++ b/src/Instrumentation/instrument_mgr.cxx
@@ -49,7 +49,6 @@
 #include "tcas.hxx"
 
 FGInstrumentMgr::FGInstrumentMgr () :
-  SGSubsystemGroup("FGInstrumentMgr"),
   _explicitGps(false)
 {    
 }
diff --git a/src/Main/globals.cxx b/src/Main/globals.cxx
index cb602cfd4..9aeb37ac7 100644
--- a/src/Main/globals.cxx
+++ b/src/Main/globals.cxx
@@ -144,7 +144,7 @@ FGGlobals *globals = NULL;
 // Constructor
 FGGlobals::FGGlobals() :
     renderer( new FGRenderer ),
-    subsystem_mgr( new SGSubsystemMgr("subsystem_mgr") ),
+    subsystem_mgr( new SGSubsystemMgr ),
     event_mgr( new SGEventMgr ),
     sim_time_sec( 0.0 ),
     fg_root( "" ),
diff --git a/src/Systems/system_mgr.cxx b/src/Systems/system_mgr.cxx
index a7b4ccf3d..7db1bcb33 100644
--- a/src/Systems/system_mgr.cxx
+++ b/src/Systems/system_mgr.cxx
@@ -28,7 +28,7 @@
 #include "vacuum.hxx"
 
 
-FGSystemMgr::FGSystemMgr () :SGSubsystemGroup("FGSystemMgr")
+FGSystemMgr::FGSystemMgr ()
 {
     SGPropertyNode_ptr config_props = new SGPropertyNode;