diff --git a/utils/Analysis/Particle.h b/utils/Analysis/Particle.h
deleted file mode 100644
index 60a8eb4ff..000000000
--- a/utils/Analysis/Particle.h
+++ /dev/null
@@ -1,23 +0,0 @@
-#ifndef Particle_H
-#define Particle_H
-
-#define _REDUCED
-
-class Particle 
-{
- public:
-
-  unsigned level;
-  double mass;
-  double pos[3];
-  double vel[3];
-  unsigned long indx;
-
-  // Constructor
-  Particle();
-
-  // Copy constructor
-  Particle(const Particle &p);
-};
-
-#endif
diff --git a/utils/Analysis/diskprof_coef.cc b/utils/Analysis/diskprof_coef.cc
index 093e3833a..837b64479 100644
--- a/utils/Analysis/diskprof_coef.cc
+++ b/utils/Analysis/diskprof_coef.cc
@@ -51,7 +51,6 @@
 #include "cxxopts.H"
 #include "libvars.H"
 #include "EmpCylSL.H"
-#include "Particle.h"
 #include "interp.H"
 #include "Coefs.H"
 
diff --git a/utils/Analysis/haloprof_coef.cc b/utils/Analysis/haloprof_coef.cc
index 572a54f72..ee08925e8 100644
--- a/utils/Analysis/haloprof_coef.cc
+++ b/utils/Analysis/haloprof_coef.cc
@@ -46,7 +46,6 @@
 
 				// MDW classes
 #include "numerical.H"
-#include "Particle.h"
 #include "Coefs.H"
 #include "interp.H"
 #include "SphSL.H"
diff --git a/utils/Analysis/mssaprof_halo.cc b/utils/Analysis/mssaprof_halo.cc
index f20d5534c..2422f4c8d 100644
--- a/utils/Analysis/mssaprof_halo.cc
+++ b/utils/Analysis/mssaprof_halo.cc
@@ -47,7 +47,6 @@
 
 				// MDW classes
 #include "numerical.H"
-#include "Particle.h"
 #include "interp.H"
 #include "SphSL.H"
 
diff --git a/utils/Analysis/xval_cyl.cc b/utils/Analysis/xval_cyl.cc
index 33e4c02ea..10c222492 100644
--- a/utils/Analysis/xval_cyl.cc
+++ b/utils/Analysis/xval_cyl.cc
@@ -44,7 +44,6 @@
 
 				// MDW classes
 #include "numerical.H"
-#include "Particle.h"
 #include "PSP2.H"
 #include "interp.H"
 #include "massmodel.H"