diff --git a/trunk/paradiseo-peo/src/peoPop.h b/trunk/paradiseo-peo/src/peoPop.h
new file mode 100644
index 000000000..9dee25cc9
--- /dev/null
+++ b/trunk/paradiseo-peo/src/peoPop.h
@@ -0,0 +1,95 @@
+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// peoPop.h 
+// (c) GeNeura Team, 1998
+/* 
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef _peoPop_H
+#define _peoPop_H
+
+#include <algorithm>
+#include <iostream>
+#include <iterator> // needed for GCC 3.2
+#include <vector>
+
+// EO includes
+#include <eoOp.h> // for eoInit
+#include <eoPersistent.h>
+#include <eoInit.h>
+#include <utils/rnd_generators.h>  // for shuffle method
+
+#include <data.h>
+
+//#include "core/eoPop_mesg.h"
+
+#include "core/eoVector_mesg.h"
+#include "core/messaging.h"
+
+
+template<class EOT>
+class peoPop: public data, public eoPop<EOT>
+{
+public:
+
+  virtual void pack () 
+  {
+  	std::cout << "[peoPop][pack]" << std::endl;
+  	
+  	//::pack((*this));  
+  	 ::pack ((unsigned) this->size ());
+  for (unsigned i = 0; i < this->size (); i ++)
+    ::pack ((*this)[i]);
+  }
+
+  virtual void unpack () 
+  {
+  	// ::unpack((*this));
+  	 
+  	  unsigned n;
+
+  ::unpack (n);
+  this->resize (n);
+  for (unsigned i = 0; i < n; i ++)
+   ::unpack ((*this)[i]);
+  }
+
+};
+
+/*
+template <class EOT> void pack (const peoPop <EOT> & __pop) {
+
+  pack ((unsigned) __pop.size ());
+  for (unsigned i = 0; i < __pop.size (); i ++)
+    pack (__pop [i]);
+}
+
+template <class EOT> void unpack (peoPop <EOT> & __pop) {
+
+  unsigned n;
+
+  unpack (n);
+  __pop.resize (n);
+  for (unsigned i = 0; i < n; i ++)
+    unpack (__pop [i]);
+}
+*/
+#endif
+