The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

EC009.06

Country / Post Ecuador
Date of Issue 12 February 2006
Primary theme Fauna (Mammals)
Subject Tribute to the City of Puyo - Desmodus rotundus
Width 37.5 mm
Height 27.5 mm
Denomination 1.20 USD
Number in set 2 (show set)
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Unidad Postal Nuevos Correos del Ecuador
Printer