diff --git a/src/lagrangian/basic/indexedParticle/indexedParticle.H b/src/lagrangian/basic/indexedParticle/indexedParticle.H
index 7023f0ba6d..be2ecd65d9 100644
--- a/src/lagrangian/basic/indexedParticle/indexedParticle.H
+++ b/src/lagrangian/basic/indexedParticle/indexedParticle.H
@@ -47,7 +47,7 @@ namespace Foam
 {
 
 /*---------------------------------------------------------------------------*\
-                           Class indexedParticle Declaration
+                      Class indexedParticle Declaration
 \*---------------------------------------------------------------------------*/
 
 class indexedParticle
diff --git a/src/lagrangian/basic/indexedParticle/indexedParticleCloud.C b/src/lagrangian/basic/indexedParticle/indexedParticleCloud.C
index a9ebc140ec..81ce7e3322 100644
--- a/src/lagrangian/basic/indexedParticle/indexedParticleCloud.C
+++ b/src/lagrangian/basic/indexedParticle/indexedParticleCloud.C
@@ -45,20 +45,17 @@ defineTemplateTypeNameAndDebug(Cloud<indexedParticle>, 0);
 Foam::indexedParticleCloud::indexedParticleCloud
 (
     const polyMesh& mesh,
-    const word& cloudName
+    const word& cloudName,
+    bool readFields
 )
 :
     Cloud<indexedParticle>(mesh, cloudName, false)
 {
-    indexedParticle::readFields(*this);
+    if (readFields)
+    {
+        indexedParticle::readFields(*this);
+    }
 }
 
 
-// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
-
-void Foam::indexedParticleCloud::writeFields() const
-{
-    indexedParticle::writeFields(*this);
-}
-
 // ************************************************************************* //
diff --git a/src/lagrangian/basic/indexedParticle/indexedParticleCloud.H b/src/lagrangian/basic/indexedParticle/indexedParticleCloud.H
index 65033e0a9d..0f8f39edbb 100644
--- a/src/lagrangian/basic/indexedParticle/indexedParticleCloud.H
+++ b/src/lagrangian/basic/indexedParticle/indexedParticleCloud.H
@@ -45,7 +45,7 @@ namespace Foam
 {
 
 /*---------------------------------------------------------------------------*\
-                           Class indexedParticleCloud Declaration
+                    Class indexedParticleCloud Declaration
 \*---------------------------------------------------------------------------*/
 
 class indexedParticleCloud
@@ -69,14 +69,9 @@ public:
         indexedParticleCloud
         (
             const polyMesh&,
-            const word& cloudName = "defaultCloud"
+            const word& cloudName = "defaultCloud",
+            bool readFields = true
         );
-
-
-    // Member Functions
-
-        //- Write fields
-        virtual void writeFields() const;
 };
 
 
diff --git a/src/lagrangian/basic/passiveParticle/passiveParticleCloud.C b/src/lagrangian/basic/passiveParticle/passiveParticleCloud.C
index ebb67d26de..79f937aaa0 100644
--- a/src/lagrangian/basic/passiveParticle/passiveParticleCloud.C
+++ b/src/lagrangian/basic/passiveParticle/passiveParticleCloud.C
@@ -43,12 +43,16 @@ defineTemplateTypeNameAndDebug(Cloud<passiveParticle>, 0);
 Foam::passiveParticleCloud::passiveParticleCloud
 (
     const polyMesh& mesh,
-    const word& cloudName
+    const word& cloudName,
+    bool readFields
 )
 :
     Cloud<passiveParticle>(mesh, cloudName, false)
 {
-    readFields();
+    if (readFields)
+    {
+        passiveParticle::readFields(*this);
+    }
 }
 
 
@@ -63,18 +67,4 @@ Foam::passiveParticleCloud::passiveParticleCloud
 {}
 
 
-// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
-
-void Foam::passiveParticleCloud::readFields()
-{
-    passiveParticle::readFields(*this);
-}
-
-
-void Foam::passiveParticleCloud::writeFields() const
-{
-    passiveParticle::writeFields(*this);
-}
-
-
 // ************************************************************************* //
diff --git a/src/lagrangian/basic/passiveParticle/passiveParticleCloud.H b/src/lagrangian/basic/passiveParticle/passiveParticleCloud.H
index e3c0266fa3..1ef383867b 100644
--- a/src/lagrangian/basic/passiveParticle/passiveParticleCloud.H
+++ b/src/lagrangian/basic/passiveParticle/passiveParticleCloud.H
@@ -45,7 +45,7 @@ namespace Foam
 {
 
 /*---------------------------------------------------------------------------*\
-                           Class passiveParticleCloud Declaration
+                   Class passiveParticleCloud Declaration
 \*---------------------------------------------------------------------------*/
 
 class passiveParticleCloud
@@ -72,7 +72,8 @@ public:
         passiveParticleCloud
         (
             const polyMesh&,
-            const word& cloudName = "defaultCloud"
+            const word& cloudName = "defaultCloud",
+            bool readFields = true
         );
 
         //- Construct from mesh, cloud name, and a list of particles
@@ -82,15 +83,6 @@ public:
             const word& cloudName,
             const IDLList<passiveParticle>& particles
         );
-
-
-    // Member Functions
-
-        //- Read fields
-        virtual void readFields();
-
-        //- Write fields
-        virtual void writeFields() const;
 };